Welcome to the Composite Warehouse

Create your dream low maintenance garden with our large range of composite materials from cladding your exterior home, or new garden room, even switching or replacing your fencing with our composite fence panels that will not only modern your garden but ensure it stands out with its large variety of colour and surface texture finishes.

Even keep it traditional with our composite decking boards with their natural reversible grooves or wood grain finishes, developed to provide our consumers with alternative low maintenance decking solutions that are resistant to rotting, splintering, and decay with their low moisture absorption ensuring you never need to stain, seal or even paint your deck.

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Essential Collection: Grey Grooved Composite Board

(1 customer review)

Original price was: £24.99.Current price is: £23.49. /board

Essential Collection
Our grey composite decking board has been engineered to provide increase slip-resistance and long lasting performance, in which is affordable and low in maintenance, its easy to see why our customers love our essential collection.


Availability: In stock

Calculate Your Area

4000mm (4m)
Actual Area (sq m) 0.6
Total Price £23.49

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Composite Post 3m x 100mm x 100mm


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£29.99 SAVE 35%


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Decking Joist C16 4 by 2
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£14.99 SAVE 30%

Composite Joist 3m x 100mm x 50mm


£49.99 SAVE 22.2%


Composite Decking clip
3mm Decking Clips


£31.99 SAVE 21.9%

Composite Decking Starter Clips 50 per Box
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£20 SAVE 25.1%


L corner
L Corner Facia Trim For Decking Edge


£17.00 SAVE 17.6%

SKU: WH09866 Category:


Grey Grooved Composite Decking – Essential Collections

Composite Warehouse essential grey decking boards are engineered to provide a cost effective decking solution, that is not only low maintenance and long lasting but most importantly affordable 

There composite boards are design with reversible option with one side wide grooved finish and the other side a traditional thin grooved natural decking appearance.

Each board is a hollow design with 4 square providing enough strength and durability for domestics home owners (please ensure joist centre do not exceed 300mm).

Our grey composite decking is rated by our customers as a perfect mix of affordability and quality. Our boards have built in uv protection, but like any outdoor product please bare in mind the colour will lighten once installed. Each grey composite decking boards also come with a industry first FREE delivery as long as clips are purchased with the boards.

Product Details

Length: 4m long.

Width: 150mm wide.

Thickness: 22mm.

Material: Wood Fibre & HDPE Plastic.

Colour: Grey.

Surface Finish: Reversible Grooved.

Warranty: 10 years residential.

Here are the features our customers love in our grey composite decking boards

  • Our grey composite decking offers great value for your money. Composite Warehouse grey decking boards have a competitive price yet do not compromise on quality.
  • Ten years warranty means a longer decking lifespan. Our grey plastic decking will last longer than timber.
  • Well-engineered grey composite decking with improved slip and fade-resistant surface texture*.
  • An attractive reversible grooved surface finish that replaces timber decking perfectly.
  • Easyclean decking boards that require low maintenance.
  • Insect-resistant decking. Splinter, warp or crack-resistant grey composite deck.

1 review for Essential Collection: Grey Grooved Composite Board

  1. S. Smith (store manager)

    Product is really good

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