The UK's most affordable, high-quality decking board

Recycled Plastic Joist, 50mm x 150mm x 3m length, Black


About this product

Manufactured using 100% recycled plastics, Cladco Joists in Black are a high-quality, robust and durable product that is easy to install, ensuring your decking is secure and structurally sound.
Total Price: £54.77 Inc VAT

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Nationwide Delivery
Made from Recycled Plastic
10 Years Guarantee

Recycled Plastic Joist, 50mm x 150mm x 3m length, Black

Recycled Plastic Joist, 50mm x 150mm x 3m length, Black
Recycled Plastic Joist, 50mm x 150mm x 3m length, Black Recycled Plastic Joist, 50mm x 150mm x 3m length, Black

Online Decking Calculator

Use our calculator to work out how many boards and fixings you need for your project.


Discover Our 100% Recycled 3m Plastic Joists

A sturdy base is the main starting point for any quality Decking build. Structurally sound and secure joists that have been correctly installed are paramount if you want your Decking project to last.

Cladco Plastic Joists are a robust, durable, and high-quality product made from 100% recycled plastic. Available in Black, they can be installed under PVCTimber or Composite Decking Boards.

Cladco Plastic Joists are made from 100% recycled end-user plastics, which are broken down and shaped into moulds after being melted to create strong and heavy-duty Joists.

Joist Specifications:
Length: 3m
Width: 150mm
Height: 50mm
Colour: Black

Not only are Cladco Plastic Joists made from 100% recycled materials, they also come with a ten-year warranty, alongside other benefits which include:

  • Higher strength versus timber 
  • UK manufactured 
  • Eco-friendly, long-lasting alternative to timber 
  • Installable on grass, concrete or uneven terrain 
  • Compatible with Composite, Timber and PVC Decking
  • Splinter and rot-resistant
  • No need to varnish, treat or sand 
  • Upkeep-free 

Simple to install, Cladco Recycled Plastic Joists can be cut to custom sizes using traditional hand tools, so whatever the shape and size of your Decking project, these Joists will fit seamlessly.


Please click on the variable options on our checkout page.

Cladco offer a Nationwide delivery service (UK Mainland) We offer a range of options, please see the table below.

Useful Links: Delivery Policy | Collection Policy


Delivery is estimated 5 working days (1 week).


Collection from our Okehampton or Andover warehouse. Please note we need 2 hour notice.

Sample Packs

Sample packs are sent via Courier and delivered within 3-5 working days.

Pricing Table

National Delivery
(Orders under £1000)
Estimated 5 working days* £192.00
(Orders over £1000) Estimated 5 working days* £96.00
(Orders over £1500) Estimated 5 working days* FREE
Scotland Delivery Estimated 15 working days* £360.00
Parcelforce Standard
(Small Parcels)
3-5 Working Days £5.99
Parcelforce Standard
(Large Parcels)
3-5 working days £24.99
Sample Packs 5 Working Days FREE
*Please allow for public holidays and weekends (non-delivery days)

When your goods are delivered these are sometimes delivered on a pallet with the necessary associated packaging to ensure they arrive with you in the best possible condition. We view the pallet and packaging as necessary for the protection of the goods and therefore will be a part of what is delivered to you. It is your responsibility to dispose of these items in a responsible manner when appropriate.

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