{"title":"Timber Sleepers","description":"\u003ch2\u003eTreated Pine Timber Sleepers — H4 CCA for Ground Contact Retaining Walls\u003c\/h2\u003e\u003cp\u003eTimber sleepers remain a practical and cost-effective option for low retaining walls in stable, well-drained soils. Our treated pine timber sleepers are H4 CCA (Copper Chrome Arsenate) treated to AS 1604 for in-ground and ground-contact applications, providing resistance to rot, termites, and fungal decay in Australian conditions.\u003c\/p\u003e\u003cp\u003eTimber sleepers are best suited to walls under 1.0m in height where soil conditions are stable and drainage is adequate. For walls over 1.0m, reactive clay soils, or applications requiring a longer service life with minimal maintenance, we recommend our \u003ca href=\"\/collections\/concrete-sleepers\"\u003econcrete sleeper range\u003c\/a\u003e as a more durable alternative.\u003c\/p\u003e\u003ch3\u003eAvailable Timber Sleeper Sizes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e75mm H4 CCA Treated Pine Sleeper\u003c\/strong\u003e — standard specification for low garden walls and terracing up to approximately 600mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100mm H4 CCA Treated Pine Sleeper (Heavy Duty)\u003c\/strong\u003e — heavier specification for walls up to 1.0m in stable soils\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTimber vs Concrete Sleepers — Honest Guidance\u003c\/h3\u003e\u003cp\u003eTimber sleepers have a typical service life of 15–25 years in Australian ground conditions depending on soil type, drainage, and climate. Concrete sleepers, by contrast, are effectively permanent when correctly installed. If you're building a wall that you don't want to replace in 15 years, concrete is the better long-term investment. Read our \u003ca href=\"\/blogs\/news\/concrete-sleepers-vs-timber-sleepers\"\u003eConcrete vs Timber Sleepers comparison guide\u003c\/a\u003e for a full breakdown.\u003c\/p\u003e\u003cp\u003eAll timber sleepers are delivered direct to site. \u003ca href=\"\/pages\/book-a-quote\"\u003eGet a free quote\u003c\/a\u003e with delivery cost to your address.\u003c\/p\u003e","products":[],"url":"https:\/\/www.retainingwallsdirect.com.au\/collections\/timber-sleepers.oembed","provider":"Retaining Walls Direct","version":"1.0","type":"link"}