{"title":"Concrete Sleepers Canberra ACT","description":"\u003ch2\u003eConcrete Sleepers — Canberra ACT\u003c\/h2\u003e\u003cp\u003eRetaining Walls Direct supplies concrete sleepers for retaining walls across Canberra and the ACT. Canberra's combination of reactive clay soils and regular ground frost from June through August makes it the most demanding retaining wall environment of any Australian capital.\u003c\/p\u003e\u003ch3\u003eACT Development Approval Requirements\u003c\/h3\u003e\u003cp\u003eWalls over 1.0m require development approval under the \u003cem\u003ePlanning Act 2023\u003c\/em\u003e. All walls must comply with \u003ca href=\"https:\/\/www.standards.org.au\/standards-catalogue\/standard-details?designation=as-4678-2002\" target=\"_blank\" rel=\"noopener\"\u003eAS 4678-2002 Earth Retaining Structures\u003c\/a\u003e. See our \u003ca href=\"\/pages\/regulations-compliance-faq-hub\"\u003eRetaining Wall Regulations — State-by-State Guide\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eComplete Your Canberra Retaining Wall\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/retaining-wall-steel-posts-canberra\"\u003e\u003cstrong\u003eRetaining Wall Steel Posts — Canberra ACT\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/retaining-wall-steel-posts-canberra\"\u003e\u003cstrong\u003eH-Beam Steel Posts — Canberra ACT\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fence-brackets-canberra\"\u003e\u003cstrong\u003eFence Brackets — Canberra ACT\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"lonsdale-standard-sleepers","title":"Lonsdale Standard Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eLonsdale Standard concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a clean, classic finish for everyday residential walls.\u003c\/strong\u003e 200mm high in 75 to 130mm thicknesses and 1800–3000mm lengths, they stack horizontally between galvanised steel posts. Australian-made, low-maintenance, delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eLonsdale Standard concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe Lonsdale \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e is the reliable, classic-finish choice for residential retaining walls — clean lines and a consistent finish that suits a wide range of home styles, with the structural performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right Lonsdale sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 75–80mm suits standard residential walls; 100–130mm options carry taller walls, surcharge loads or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers (to 3000mm) mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eLonsdale — standard classic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e75 · 100 · 120 · 130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400 · 3000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eUnlike timber, Lonsdale concrete sleepers won't rot, warp, split or attract termites, need no oiling or painting, and typically outlast timber several times over — a higher upfront price but lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Lonsdale finish look like?\u003c\/strong\u003e\u003cbr\u003eA clean, classic standard finish — a straightforward, quality look that suits most homes and gardens.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 75\/100\/120\/130mm thicknesses and 1800\/2000\/2400\/3000mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow strong is it?\u003c\/strong\u003e\u003cbr\u003e40 MPa standard, 50 MPa heavy-duty available. Steel reinforced, AS 4678 compliant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"1800x200x75mm","offer_id":52125642096920,"sku":"LONS-1800x200x75mm","price":43.57,"currency_code":"AUD","in_stock":true},{"title":"2000x200x75mm","offer_id":52125642129688,"sku":"LONS-2000x200x75mm","price":43.57,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125642162456,"sku":"LONS-2000x200x100mm","price":50.01,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52125642195224,"sku":"LONS-2000x200x120mm","price":65.85,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125642227992,"sku":"LONS-2400x200x100mm","price":56.97,"currency_code":"AUD","in_stock":true},{"title":"2400x200x130mm","offer_id":52125642293528,"sku":"LONS-2400x200x130mm","price":73.0,"currency_code":"AUD","in_stock":true},{"title":"3000x200x110mm","offer_id":52125642326296,"sku":"LONS-3000x200x100mm","price":99.26,"currency_code":"AUD","in_stock":true},{"title":"1800x200x120mm","offer_id":52415547998488,"sku":null,"price":65.85,"currency_code":"AUD","in_stock":false},{"title":"3000x200x80mm","offer_id":52415548031256,"sku":null,"price":92.3,"currency_code":"AUD","in_stock":false},{"title":"3000x200x150mm","offer_id":52415548064024,"sku":null,"price":115.35,"currency_code":"AUD","in_stock":false},{"title":"2400x200x80mm","offer_id":52415557239064,"sku":null,"price":49.55,"currency_code":"AUD","in_stock":false},{"title":"1800x200x100mm","offer_id":52415778750744,"sku":null,"price":50.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/lonsdale-standard-concrete-sleeper-retaining-wall.png?v=1782361014"},{"product_id":"blackwood-standard-sleepers","title":"Blackwood Standard Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eBlackwood Standard concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a deep, rich dark finish — for contemporary, dark-palette landscaping.\u003c\/strong\u003e 200mm high in 75 to 130mm thicknesses and 1800–3000mm lengths, they stack horizontally between galvanised steel posts. Australian-made and delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eBlackwood Standard concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe Blackwood \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e brings bold, sophisticated character to a wall — a deep dark tone that pairs beautifully with black Colorbond fencing, dark steel posts and lush green planting for a high-end result, with the strength and zero-maintenance performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right Blackwood sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 75–80mm for standard residential walls; 100–130mm for taller walls, surcharge loads or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers (to 3000mm) mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eBlackwood — deep dark standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e75 · 100 · 120 · 130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400 · 3000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eUnlike timber, Blackwood concrete sleepers won't rot, warp, split or attract termites, need no oiling or painting, and typically outlast timber several times over — a higher upfront price but lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Blackwood finish look like?\u003c\/strong\u003e\u003cbr\u003eA deep, rich dark standard finish — bold and sophisticated, ideal for dark-palette and contemporary designs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 75\/100\/120\/130mm thicknesses and 1800\/2000\/2400\/3000mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow strong is it?\u003c\/strong\u003e\u003cbr\u003e40 MPa standard, 50 MPa heavy-duty available. Steel reinforced, AS 4678 compliant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"1800x200x75mm","offer_id":52125642359064,"sku":"BLKW-1800x200x75mm","price":48.94,"currency_code":"AUD","in_stock":true},{"title":"2000x200x75mm","offer_id":52125642391832,"sku":"BLKW-2000x200x75mm","price":48.94,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125642424600,"sku":"BLKW-2000x200x100mm","price":55.34,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52125642457368,"sku":"BLKW-2000x200x120mm","price":71.2,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125642490136,"sku":"BLKW-2400x200x100mm","price":62.33,"currency_code":"AUD","in_stock":true},{"title":"2400x200x130mm","offer_id":52125642555672,"sku":"BLKW-2400x200x130mm","price":78.39,"currency_code":"AUD","in_stock":true},{"title":"3000x200x110mm","offer_id":52125642588440,"sku":"BLKW-3000x200x100mm","price":104.62,"currency_code":"AUD","in_stock":true},{"title":"1800x200x120mm","offer_id":52415548096792,"sku":null,"price":71.2,"currency_code":"AUD","in_stock":false},{"title":"3000x200x80mm","offer_id":52415548129560,"sku":null,"price":97.65,"currency_code":"AUD","in_stock":false},{"title":"3000x200x150mm","offer_id":52415548162328,"sku":null,"price":120.7,"currency_code":"AUD","in_stock":false},{"title":"2400x200x80mm","offer_id":52415557271832,"sku":null,"price":54.9,"currency_code":"AUD","in_stock":false},{"title":"1800x200x100mm","offer_id":52415778783512,"sku":null,"price":55.35,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/blackwood-standard-concrete-sleeper-retaining-wall.png?v=1782361066"},{"product_id":"ashwood-concrete-sleepers","title":"Ashwood Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eAshwood concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a warm grey-brown timber-look finish — sitting between cool charcoal and traditional woodgrain.\u003c\/strong\u003e 200mm high in 80 and 100mm thicknesses and 1800–2400mm lengths, they stack horizontally between galvanised steel posts. Australian-made, termite- and rot-proof, delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eAshwood concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe Ashwood \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e suits homes with a natural, earthy palette — federation, Hamptons and contemporary alike — and pairs beautifully with natural stone, timber decking and native plantings, with the strength and zero-maintenance performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right Ashwood sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 80mm suits standard residential walls; 100mm is the heavier-duty option for taller walls or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eAshwood — warm grey-brown timber look\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e80mm · 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWoodgrain concrete vs real timber\u003c\/h3\u003e\n\u003cp\u003eAshwood gives you the timber look without the downsides: it won't rot, warp, split, splinter or attract termites, needs no oiling or staining, and lasts far longer than a timber sleeper in ground contact — lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Ashwood finish look like?\u003c\/strong\u003e\u003cbr\u003eA warm grey-brown timber-look tone — between charcoal and woodgrain, versatile across many home styles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 80\/100mm thicknesses and 1800\/2000\/2400mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it maintenance-free?\u003c\/strong\u003e\u003cbr\u003eYes — no oiling or staining, and it won't rot, warp or attract termites like real timber.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"2000x200x75mm","offer_id":52125642653976,"sku":"ASHW-2000x200x80mm","price":56.75,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125642686744,"sku":"ASHW-2000x200x100mm","price":63.17,"currency_code":"AUD","in_stock":true},{"title":"2400x200x80mm","offer_id":52125642719512,"sku":"ASHW-2400x200x80mm","price":62.75,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125642752280,"sku":"ASHW-2400x200x100mm","price":70.13,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52415547801880,"sku":null,"price":79.0,"currency_code":"AUD","in_stock":false},{"title":"2400x200x130mm","offer_id":52415547834648,"sku":null,"price":86.2,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/ashwood-timber-look-concrete-sleeper-retaining-wall.png?v=1782361089"},{"product_id":"hampton-concrete-sleepers","title":"Hampton Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eHampton concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a light, airy coastal finish — the Hamptons look without the upkeep of real timber.\u003c\/strong\u003e 200mm high in 80 and 100mm thicknesses and 1800–2400mm lengths, they stack horizontally between galvanised steel posts. Australian-made and delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eHampton concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe Hampton \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e captures the soft, coastal aesthetic of Hamptons-style homes — warm and elegant, ideal for beachside and coastal-contemporary properties and light, airy garden palettes. It pairs beautifully with white-painted timber, natural stone and coastal plantings, with the strength and zero-maintenance performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right Hampton sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 80mm suits standard residential walls; 100mm is the heavier-duty option for taller walls or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eHampton — light coastal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e80mm · 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eHampton gives you a light, coastal timber feel without the downsides of real timber: no rot, warping, splitting or termites, no oiling or painting, and a far longer life in ground contact — lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Hampton finish look like?\u003c\/strong\u003e\u003cbr\u003eA soft, light coastal finish — warm and airy, suited to Hamptons and beachside homes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 80\/100mm thicknesses and 1800\/2000\/2400mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow strong is it?\u003c\/strong\u003e\u003cbr\u003e40 MPa standard, 50 MPa heavy-duty available. Steel reinforced, AS 4678 compliant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"2000x200x75mm","offer_id":52125642817816,"sku":"HAMP-2000x200x80mm","price":54.08,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125642850584,"sku":"HAMP-2000x200x100mm","price":60.49,"currency_code":"AUD","in_stock":true},{"title":"2400x200x80mm","offer_id":52125642883352,"sku":"HAMP-2400x200x80mm","price":60.05,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125642916120,"sku":"HAMP-2400x200x100mm","price":67.44,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52415547539736,"sku":null,"price":76.35,"currency_code":"AUD","in_stock":false},{"title":"2400x200x130mm","offer_id":52415547572504,"sku":null,"price":83.49,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/hampton-coastal-concrete-sleeper-retaining-wall.png?v=1782361112"},{"product_id":"kensington-concrete-sleepers","title":"Kensington Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eKensington concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a refined, classic finish for premium residential walls.\u003c\/strong\u003e 200mm high in 80 and 100mm thicknesses and 1800–2400mm lengths, they stack horizontally between galvanised steel posts. Australian-made, low-maintenance, delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKensington concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe Kensington \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e is an understated, elegant choice for traditional, federation and classic-contemporary homes — a timeless finish that won't date, with the strength and zero-maintenance performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right Kensington sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 80mm suits standard residential walls; 100mm is the heavier-duty option for taller walls or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eKensington — refined classic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e80mm · 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eUnlike timber, Kensington concrete sleepers won't rot, warp, split or attract termites, need no oiling or painting, and typically outlast timber several times over — a higher upfront price but lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Kensington finish look like?\u003c\/strong\u003e\u003cbr\u003eA refined, classic finish — understated and timeless, suited to traditional and federation homes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 80\/100mm thicknesses and 1800\/2000\/2400mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow strong is it?\u003c\/strong\u003e\u003cbr\u003e40 MPa standard, 50 MPa heavy-duty available. Steel reinforced, AS 4678 compliant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"2000x200x75mm","offer_id":52125642981656,"sku":"KENS-2000x200x80mm","price":58.99,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125643014424,"sku":"KENS-2000x200x100mm","price":65.42,"currency_code":"AUD","in_stock":true},{"title":"2400x200x80mm","offer_id":52125643047192,"sku":"KENS-2400x200x80mm","price":65.0,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125643079960,"sku":"KENS-2400x200x100mm","price":72.38,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52415547736344,"sku":null,"price":81.27,"currency_code":"AUD","in_stock":false},{"title":"2400x200x130mm","offer_id":52415547769112,"sku":null,"price":88.45,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/kensington-classic-concrete-sleeper-retaining-wall.png?v=1782361158"},{"product_id":"mclaren-concrete-sleepers","title":"McLaren Concrete Sleepers","description":"\u003cp\u003e\u003cstrong\u003eMcLaren concrete sleepers are steel-reinforced (40–50 MPa) retaining-wall sleepers with a bold, high-performance premium finish — for contemporary, industrial and commercial walls.\u003c\/strong\u003e 200mm high in 80 and 100mm thicknesses and 1800–2400mm lengths, they stack horizontally between galvanised steel posts. Australian-made and delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eMcLaren concrete sleepers\u003c\/h2\u003e\n\u003cp\u003eThe McLaren \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper\u003c\/a\u003e makes the wall a design statement — sharp lines and strong character for contemporary, industrial and high-end home styles, pairing with Corten steel, dark metal and architectural concrete, with the strength and zero-maintenance performance of steel-reinforced concrete. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right McLaren sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 80mm suits standard residential walls; 100mm is the heavier-duty option for taller walls or wider post spacing. \u003cstrong\u003eLength:\u003c\/strong\u003e longer sleepers mean fewer posts but a higher load per post. Each course is 200mm high, so a wall needs about \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e — use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eretaining wall calculator\u003c\/a\u003e or the \u003ca href=\"\/pages\/concrete-sleeper-buying-guide\"\u003econcrete sleeper buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMcLaren — bold premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThicknesses\u003c\/th\u003e\n\u003ctd\u003e80mm · 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths\u003c\/th\u003e\n\u003ctd\u003e1800 · 2000 · 2400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003ctd\u003e40 MPa standard \/ 50 MPa heavy duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003eSteel reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eAS 4678-2002 Earth-retaining structures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eUnlike timber, McLaren concrete sleepers won't rot, warp, split or attract termites, need no oiling or painting, and typically outlast timber several times over — a higher upfront price but lower cost over the life of the wall.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised steel posts\u003c\/a\u003e — C-channel for walls under 1.0m, H-beam for taller walls or clay (see the \u003ca href=\"\/pages\/steel-post-sizing-guide\"\u003esteel post sizing guide\u003c\/a\u003e). Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, brackets \u0026amp; hardware\u003c\/a\u003e and drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e, or a \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. See \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage (\u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e). Walls over 1.0m or near boundaries\/driveways\/pools generally need engineering and council approval (\u003ca href=\"\/pages\/engineered-retaining-walls-over-1m\"\u003eengineered walls over 1 metre\u003c\/a\u003e).\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e and trade support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e no change-of-mind on made-to-order heavy goods; cancellations before dispatch refunded within 5 business days; faulty\/incorrect always rectified — see our \u003ca href=\"\/pages\/returns-delivery-refund-policy\"\u003ereturns \u0026amp; delivery policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the McLaren finish look like?\u003c\/strong\u003e\u003cbr\u003eA bold, sharp premium finish — a design statement for contemporary, industrial and commercial projects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sizes does it come in?\u003c\/strong\u003e\u003cbr\u003e200mm high, in 80\/100mm thicknesses and 1800\/2000\/2400mm lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow strong is it?\u003c\/strong\u003e\u003cbr\u003e40 MPa standard, 50 MPa heavy-duty available. Steel reinforced, AS 4678 compliant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eC-channel for low walls, H-beam for taller walls or clay — see the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eWalls under ~1m are often exempt; taller, boundary or driveway walls usually need approval and engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"2000x200x75mm","offer_id":52125643145496,"sku":"MCLR-2000x200x80mm","price":58.45,"currency_code":"AUD","in_stock":true},{"title":"2000x200x100mm","offer_id":52125643178264,"sku":"MCLR-2000x200x100mm","price":64.88,"currency_code":"AUD","in_stock":true},{"title":"2400x200x80mm","offer_id":52125643211032,"sku":"MCLR-2400x200x80mm","price":64.45,"currency_code":"AUD","in_stock":true},{"title":"2400x200x100mm","offer_id":52125643243800,"sku":"MCLR-2400x200x100mm","price":71.84,"currency_code":"AUD","in_stock":true},{"title":"2000x200x120mm","offer_id":52415547670808,"sku":null,"price":80.75,"currency_code":"AUD","in_stock":false},{"title":"2400x200x130mm","offer_id":52415547703576,"sku":null,"price":87.9,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/mclaren-concrete-sleeper-retaining-wall.png?v=1782361181"},{"product_id":"classic-concrete-sleepers-200mm-x-75mm","title":"Classic Concrete Sleepers 200mm x 75mm","description":"\u003cp\u003e\u003cstrong\u003eConcrete sleepers are 200 × 75mm steel-reinforced (40+ MPa) retaining-wall sleepers that stack horizontally between galvanised steel posts.\u003c\/strong\u003e Our Classic range comes in plain grey, sandstone-block, timber-look and smooth storm grey — for homeowners, landscapers and trade building garden, boundary and terraced walls. Australian-made, low-maintenance and termite-proof, sold and delivered Australia-wide by Retaining Walls Direct.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eWritten and product-checked by the Retaining Walls Direct team — supplying concrete sleeper retaining walls across Australia. Last updated: June 2026.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eConcrete sleepers 200 × 75mm — steel-post retaining wall sleepers\u003c\/h2\u003e\n\u003cp\u003eOur Classic range of \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleepers\u003c\/a\u003e combines the strength and low maintenance of steel-reinforced concrete with a finish for any project — plain grey, sandstone-block, timber-look or smooth storm grey. Every sleeper is Australian-made, rated \u003cstrong\u003e40+ MPa\u003c\/strong\u003e and reinforced with \u003cstrong\u003e2 steel Reo bars\u003c\/strong\u003e — engineer-certified and built for Australian conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right sleeper\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1. Pick your finish.\u003c\/strong\u003e Plain Grey Smooth is the budget classic; Sandstone Block (Storm Grey or Paperbark) gives a natural-stone look; Timber Look (Storm Grey or Plain) mimics timber without the upkeep; Smooth Storm Grey is a clean modern charcoal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Match the length to your posts.\u003c\/strong\u003e Lengths (1600 \/ 2000 \/ 2400mm) are \u003cem\u003epost-centre spacing\u003c\/em\u003e — the sleeper is slightly longer so it seats into both \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised H posts\u003c\/a\u003e. Wider spacing means fewer posts but a higher load per post, so taller walls use shorter spans.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Work out how many you need.\u003c\/strong\u003e Each sleeper is 200mm high, so a wall needs \u003cstrong\u003e5 sleepers per metre of height, per bay\u003c\/strong\u003e (e.g. a 1.0m wall across a 2.4m bay = 5 × 2400mm sleepers). Use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eWallWise Pro calculator\u003c\/a\u003e for an exact take-off.\u003c\/p\u003e\n\n\u003ch3\u003eConcrete vs timber sleepers\u003c\/h3\u003e\n\u003cp\u003eConcrete sleepers won't rot, warp, split or attract termites the way timber does, need no oiling or painting, and typically outlast timber several times over — so although the upfront price is higher, the cost over the life of the wall is usually lower. Timber can be cheaper to buy and lighter to handle. For a permanent wall in Australian conditions, concrete is the long-term value choice.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003ctd\u003e200mm high × 75mm thick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLengths (post centres)\u003c\/th\u003e\n\u003ctd\u003e1600mm · 2000mm · 2400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (approx.)\u003c\/th\u003e\n\u003ctd\u003e57kg · 72kg · 83kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompressive strength\u003c\/th\u003e\n\u003ctd\u003e40+ MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReinforcement\u003c\/th\u003e\n\u003ctd\u003e2 × steel Reo bars\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinishes\u003c\/th\u003e\n\u003ctd\u003ePlain Grey, Sandstone Block (Storm Grey \/ Paperbark), Timber Look (Storm Grey \/ Plain), Smooth Storm Grey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRetaining Walls Direct (Australian-made)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible posts\u003c\/th\u003e\n\u003ctd\u003e100mm \u0026amp; 150mm galvanised H, C \u0026amp; corner posts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003eA finished wall needs \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised H, C and corner posts\u003c\/a\u003e, \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, fence brackets \u0026amp; hardware\u003c\/a\u003e, and proper drainage — \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e and free-draining gravel. New to the system? Read \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003eHow to build a concrete sleeper retaining wall\u003c\/a\u003e, or order a complete \u003ca href=\"\/collections\/retaining-wall-kits-bundles\"\u003eretaining wall kit\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage. See our \u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e and \u003ca href=\"\/blogs\/news\/retaining-wall-backfill-guide\"\u003ebackfill guide\u003c\/a\u003e. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e. Council approval and engineering depend on wall height, soil, drainage, boundary position and surcharge loads — always check with your local council or a qualified engineer before starting.\u003c\/p\u003e\n\n\u003ch3\u003eBuying with confidence\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAustralia-wide delivery\u003c\/strong\u003e with a same-day freight quote on your postcode and quantities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoogle-reviewed service\u003c\/strong\u003e — real customer reviews, not anonymous claims.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e change-of-mind returns aren't offered on made-to-order heavy goods. Cancel before dispatch and you're refunded within 5 business days (less card fees). Damaged or incorrect items are rectified with the manufacturer, and your Australian Consumer Law rights always apply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrade support\u003c\/strong\u003e and bulk pricing available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSleepers are heavy and palletised. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e before you order.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size are these concrete sleepers?\u003c\/strong\u003e\u003cbr\u003e200mm high × 75mm thick, available in 1600, 2000 and 2400mm (post-centre spacing).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does a concrete sleeper weigh?\u003c\/strong\u003e\u003cbr\u003eApproximately 57kg (1600mm), 72kg (2000mm) and 83kg (2400mm) — plan for a two-person or mechanical lift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat posts do I need?\u003c\/strong\u003e\u003cbr\u003eGalvanised steel H posts between sleepers, with C posts for ends and corner posts for returns. Post size and spacing depend on wall height — see our \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many sleepers will I need?\u003c\/strong\u003e\u003cbr\u003eFive sleepers per metre of wall height, per bay. A 0.8m wall on 2.0m posts needs 4 × 2000mm sleepers per bay. The \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eWallWise Pro calculator\u003c\/a\u003e gives an exact figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eIt depends on wall height, location and your council — walls under 1m often don't need approval; taller, boundary or driveway walls usually do. Always confirm locally.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I put a fence on top?\u003c\/strong\u003e\u003cbr\u003eYes — use our \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003egalvanised fence brackets\u003c\/a\u003e with the steel posts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does delivery take?\u003c\/strong\u003e\u003cbr\u003eIt varies by postcode, quantity and site access. Send your postcode and quantities for a same-day freight quote and timeframe.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I change my order?\u003c\/strong\u003e\u003cbr\u003eYes, in writing, up to 48 hours before your scheduled delivery (a restocking fee may apply once an order has been picked).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I return them if I change my mind?\u003c\/strong\u003e\u003cbr\u003eChange-of-mind returns aren't offered on made-to-order heavy goods, but cancellations before dispatch are refunded within 5 business days (less card fees), and faulty or incorrect items are always sorted out.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"1600mm \/ Plain Grey Smooth","offer_id":52279542645016,"sku":null,"price":46.55,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Sandstone Block Storm Grey","offer_id":52279542677784,"sku":null,"price":49.9,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Sandstone Block Paperbark","offer_id":52279542710552,"sku":null,"price":49.9,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Storm Grey Timber Look","offer_id":52279542743320,"sku":null,"price":49.9,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Smooth Storm Grey","offer_id":52279542776088,"sku":null,"price":48.8,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Plain Timber Look","offer_id":52279542808856,"sku":null,"price":48.8,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Plain Grey Smooth","offer_id":52279542841624,"sku":null,"price":52.05,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sandstone Block Storm Grey","offer_id":52279542874392,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sandstone Block Paperbark","offer_id":52279542907160,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Storm Grey Timber Look","offer_id":52279542939928,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Smooth Storm Grey","offer_id":52279542972696,"sku":null,"price":54.2,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Plain Timber Look","offer_id":52279543005464,"sku":null,"price":53.15,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Plain Grey Smooth","offer_id":52279543038232,"sku":null,"price":65.05,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sandstone Block Storm Grey","offer_id":52279543071000,"sku":null,"price":68.35,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sandstone Block Paperbark","offer_id":52279543103768,"sku":null,"price":68.35,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Storm Grey Timber Look","offer_id":52279543136536,"sku":null,"price":68.35,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Smooth Storm Grey","offer_id":52279543169304,"sku":null,"price":67.25,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Plain Timber Look","offer_id":52279543202072,"sku":null,"price":66.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/classic-concrete-sleeper-retaining-wall.jpg?v=1782360780"},{"product_id":"premium-sealed-concrete-sleepers","title":"Premium Sealed Concrete Sleepers 200mm x 75mm","description":"\u003ch2\u003ePremium sealed concrete sleepers 200 × 75mm\u003c\/h2\u003e\n\u003cp\u003eOur Premium Sealed range of \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleepers\u003c\/a\u003e adds a gloss-sealed, decorative face to a high-strength retaining wall sleeper — for projects where the wall is part of the finished landscape. Each sleeper is Australian-made from steel-reinforced concrete, rated \u003cstrong\u003e40+ MPa\u003c\/strong\u003e with \u003cstrong\u003e2 Reo bars\u003c\/strong\u003e, in a standard 200mm high × 75mm thick profile. The sealed finish looks more polished than plain concrete and is easier to keep clean.\u003c\/p\u003e\n\n\u003ch3\u003eHow to choose the right finish\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMocha Timber Look\u003c\/strong\u003e — warm brown timber tone; suits timber fencing, decking, gravel paths and rural-style gardens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmokey Timber Look\u003c\/strong\u003e — dark charcoal timber tone; ideal for modern homes, black fencing and high-contrast designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry Timber Look\u003c\/strong\u003e — weathered, rustic timber tone; suits acreage, native gardens and traditional landscapes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorm Grey Sandstone Block\u003c\/strong\u003e — textured stone-block face for depth, contrast and an architectural feature wall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSizes \u0026amp; weights\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eLength (post centres)\u003c\/th\u003e\n\u003cth\u003eApprox. weight\u003c\/th\u003e\n\u003cth\u003eTypical use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1600mm\u003c\/td\u003e\n\u003ctd\u003e57kg\u003c\/td\u003e\n\u003ctd\u003eShorter bays, tight access, corners and step-downs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000mm\u003c\/td\u003e\n\u003ctd\u003e72kg\u003c\/td\u003e\n\u003ctd\u003eStandard residential and garden retaining walls.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2400mm\u003c\/td\u003e\n\u003ctd\u003e83kg\u003c\/td\u003e\n\u003ctd\u003eLonger straight runs where wider post centres suit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eLengths are \u003cem\u003epost-centre spacing\u003c\/em\u003e, not the exact sleeper length. Each course is 200mm high, so plan wall height in 200mm increments — a 1.0m wall is about 5 courses (5 sleepers per metre of height, per bay). Use the \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eWallWise Pro calculator\u003c\/a\u003e for an exact take-off.\u003c\/p\u003e\n\n\u003ch3\u003eComplete your retaining wall\u003c\/h3\u003e\n\u003cp\u003ePair these sleepers with \u003ca href=\"\/collections\/steel-posts\"\u003egalvanised H, C and corner posts\u003c\/a\u003e — C-channel for low walls in stable ground, H-beam for taller walls, corners, clay soils or surcharge loads. Finish with \u003ca href=\"\/collections\/hardware-brackets-cleats-rwd\"\u003ecaps, fence brackets \u0026amp; hardware\u003c\/a\u003e, and add drainage: \u003ca href=\"\/products\/ag-pipe-100mm-x-20m-slotted-socked-drain-coil\"\u003eag pipe\u003c\/a\u003e, \u003ca href=\"\/products\/geo-matting\"\u003egeo matting\u003c\/a\u003e and free-draining gravel, or a complete \u003ca href=\"\/products\/drainage-kit-for-retaining-walls\"\u003edrainage kit\u003c\/a\u003e. Buying the whole wall? See our \u003ca href=\"\/collections\/retaining-wall-kits-bundles\"\u003eretaining wall kits\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhy choose the Premium Sealed range\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGloss-sealed decorative face — a more finished look for visible walls.\u003c\/li\u003e\n\u003cli\u003e40+ MPa concrete with 2 Reo bars for strength and durability.\u003c\/li\u003e\n\u003cli\u003eLow maintenance — no oiling, painting or timber treatment.\u003c\/li\u003e\n\u003cli\u003eTermite, rot, weather and fire resistant — won't warp, split or splinter like timber.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDrainage, council \u0026amp; engineering\u003c\/h3\u003e\n\u003cp\u003eWater behind a wall is the number-one cause of failure — always plan drainage with free-draining aggregate, \u003ca href=\"\/collections\/geotextile-fabric-retaining-walls\"\u003egeotextile fabric\u003c\/a\u003e and slotted ag pipe to a legal outlet. See our \u003ca href=\"\/blogs\/news\/retaining-wall-drainage-guide\"\u003edrainage guide\u003c\/a\u003e and \u003ca href=\"\/blogs\/news\/how-to-build-concrete-sleeper-retaining-wall\"\u003einstallation guide\u003c\/a\u003e. Built to the principles of \u003ca href=\"https:\/\/www.standards.org.au\" rel=\"noopener\" target=\"_blank\"\u003eAS 4678 Earth-retaining structures\u003c\/a\u003e. Council approval and engineering depend on wall height, soil, drainage, boundary position and surcharge loads — always check with your local council or a qualified engineer before starting.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Retaining Walls Direct\u003c\/h3\u003e\n\u003cp\u003eGenuine engineer-certified, Australian-made product, real specifications, and honest freight quoting. Sleepers are heavy and palletised; we deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities for a freight quote\u003c\/a\u003e, or \u003ca href=\"\/pages\/contact-retaining-wall-direct\"\u003econtact the team\u003c\/a\u003e before you order.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between sealed and unsealed sleepers?\u003c\/strong\u003e\u003cbr\u003eThe sealed gloss surface gives a more polished, easier-to-clean finish and richer colour — ideal where the wall is a visible part of the landscape.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat finishes are available?\u003c\/strong\u003e\u003cbr\u003eMocha, Smokey and Country timber-look, plus Storm Grey sandstone block — in 1600, 2000 and 2400mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does a sleeper weigh?\u003c\/strong\u003e\u003cbr\u003eAbout 57kg (1600mm), 72kg (2000mm) and 83kg (2400mm) — plan for a two-person or mechanical lift.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich posts do I need?\u003c\/strong\u003e\u003cbr\u003eGalvanised C-channel for low walls, H-beam for taller walls, corners or clay soils. See the \u003ca href=\"\/collections\/steel-posts\"\u003esteel post range\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many sleepers will I need?\u003c\/strong\u003e\u003cbr\u003eFive sleepers per metre of wall height, per bay. The \u003ca href=\"\/pages\/retaining-wall-calculator\"\u003eWallWise Pro calculator\u003c\/a\u003e gives an exact figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need council approval?\u003c\/strong\u003e\u003cbr\u003eIt depends on wall height, location and your council — low garden walls are often exempt; taller, boundary or driveway walls usually are not. Always confirm locally.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you deliver to me?\u003c\/strong\u003e\u003cbr\u003eWe deliver across most of Australia. \u003ca href=\"\/pages\/book-a-quote\"\u003eSend your postcode and quantities\u003c\/a\u003e for a freight estimate.\u003c\/p\u003e","brand":"Retaining Walls Direct","offers":[{"title":"1600mm \/ Sealed Sandstone Storm Grey","offer_id":52286906171672,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Sealed Timberlook Mocha","offer_id":52286906204440,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Sealed Timberlook Country","offer_id":52286906237208,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"1600mm \/ Sealed Timberlook Smokey","offer_id":52286906269976,"sku":null,"price":57.5,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sealed Sandstone Storm Grey","offer_id":52286906368280,"sku":null,"price":65.05,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sealed Timberlook Mocha","offer_id":52286906401048,"sku":null,"price":65.05,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sealed Timberlook Country","offer_id":52286906433816,"sku":null,"price":65.05,"currency_code":"AUD","in_stock":true},{"title":"2000mm \/ Sealed Timberlook Smokey","offer_id":52286906466584,"sku":null,"price":65.05,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sealed Sandstone Storm Grey","offer_id":52286906564888,"sku":null,"price":78.1,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sealed Timberlook Mocha","offer_id":52286906597656,"sku":null,"price":78.1,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sealed Timberlook Country","offer_id":52286906630424,"sku":null,"price":78.1,"currency_code":"AUD","in_stock":true},{"title":"2400mm \/ Sealed Timberlook Smokey","offer_id":52286906663192,"sku":null,"price":78.1,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/files\/premium-sealed-timber-look-concrete-sleeper.jpg?v=1782360788"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/5595\/3688\/collections\/concrete-sleepers-for-building-retaining-walls-in-canberra-act.png?v=1780794120","url":"https:\/\/www.retainingwallsdirect.com.au\/collections\/concrete-sleepers-canberra.oembed","provider":"Retaining Walls Direct","version":"1.0","type":"link"}