C-Channel Steel Posts Canberra ACT

C-Channel (PFC) Steel Posts — Canberra ACT

C-Channel Parallel Flange Channel (PFC) steel posts are the entry-level residential specification for concrete sleeper retaining walls under 800mm in stable, well-drained ground with no frost exposure and no reactive clay across Canberra. All C-Channel posts are hot-dip galvanised to AS/NZS 4680 and comply with AS 4678-2002 Earth Retaining Structures. Delivered direct to your Canberra site.

When C-Channel Is Appropriate in Canberra

• Wall under 800mm in height on stable, well-drained ground with no reactive clay
• No ground frost exposure at post depth
• Project does not require development approval from the ACT Planning Directorate

ACT Development Approval Requirements

Walls over 1.0m require development approval under the Planning Act 2023. See our Retaining Wall Regulations — State-by-State Guide.

Delivery Across Canberra & ACT

We deliver C-Channel posts direct to your site across Canberra metro and surrounding ACT regions. Bulk and trade pricing available — open a trade account for priority pricing and faster dispatch.