615 Donnybrook Road, Kalkallo VIC 3064 0408 103 301
100mm Heavy Duty Steel Channels (6mm)

H Channels 100mm

100mm heavy‑duty galvanised H Channel for structural retaining walls using 75mm or 80mm concrete sleepers.

$31.00 / ea
incl. GST
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The 100mm Heavy Duty Galvanised H Channel is a strong, structural steel section used to build retaining walls with 75mm or 80mm concrete or timber sleepers. Manufactured from galvanised steel with a 6mm nominal thickness, it provides exceptional load‑bearing strength while accounting for standard manufacturing tolerances. This heavy‑gauge H Channel - often referred to as an H Post in retaining wall construction - securely holds sleepers on both sides, making it ideal for straight wall runs, boundary installations and soil‑retaining applications where maximum stability is required. Designed for long‑term durability, the channel resists corrosion and performs reliably in both residential and commercial retaining systems. Available in a full range of lengths to suit small garden walls through to large structural retaining projects.

Common Uses

  1. Straight retaining wall sections
  2. 75mm concrete or timber sleeper walls
  3. Landscaping and garden wall construction
  4. Residential & commercial retaining systems
  5. Structural support for sleeper installations


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