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Composite Decking Joists 50 x 100mm - 3m Length WPC Composite Frame Subframe Plastic Lumber Joist Support Frame - Black

Composite Decking Joists 50 x 100mm - 3m Length WPC Composite Frame Subframe Plastic Lumber Joist Support Frame - Black

Composite Decking Joists 50 x 100mm -3m Length WPC Composite Frame Subframe Plastic Lumber Joist Support Frame - Create a structurally strong sub-frame with our composite joist to provide a long-lasting base for your composite decking. Our joists, like our composite decking boards, are waterproof, providing a weather-resistant foundation for your decking. Black colour easily hidden between open decking gaps/joints.

Supplied in 3m Lengths. 1 Square m requires approx 3m linear length at 300mm centres


Note - this product is is of higher density then timber and requires pre-drilling before screwing and bolting.






Board Length: 3000mm

Board Width: 100mm

Board Thickness: 50mm

Weight: Solid core 6.75kg/m (20.24kg / 3m Length)

Fire classification of construction products: BS EN 13501-1 Class B




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FREE UK DELIVERY OVER £50*

 Excludes +2m items. With 5pm cut-off times for last minute orders!

We will beat any supplier by 10%**

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Up to 10% off for BULK ORDERS

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5pm Cut Off Time for Last Orders

with Next Day, Pre12, Pre10 & Saturday Upgrades Available at Checkout

  • £47.99
  • £37.79
  • Ex Tax: £31.49

Tags: composite decking joists, woc, 50mm x 100mm, 50 x 100, 50 x 100mm, 50mm, 100mm, joists, lumber, sub frame, subframe, sub-frame, frame, base, timber, wpc, plastic joist, recycled plastic

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