Alpha Composite Decking is a wood-plastic composite decking (WPC ) that has a natural beauty and the feel of real wood. Choose natural looking woodgrain Alpha Composite Decking for an authentic alternative to timber decking without the maintenance.
It is engineered from an innovative composition of 60% FSC® certified wood reclaimed from post-industrial manufacturing and 40% recycled High Density Polyethylene. Using recycled wood polymer construction makes it so much more durable than timber. The low maintenance, life-proof durability and weather-resistant qualities are just some of the reasons why it is perfect for your decking garden.
OB1 - 300ml
OB1 - 300ml
OB1 is the ultimate sealant and adhesive. Ideal for use when installing either decking or fencing
Dispatched Fast via Royal Mail 24
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FREE delivery via Royal Mail 24
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In Stock | Fast delivery
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In Stock
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Delivery within 2-7 working days
In Stock
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Delivery within 2-7 working days
Available to Order - Approx lead time 5-6 weeks
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Oak Slats are temporarily out of stock.
Pre-order with deliveries starting late February. Secure your stock with a £100 deposit or order online today. For more information or to pay a deposit please contact our team.

Anthracite Willow slats are temporarily out of stock.
Pre-order with deliveries starting late February. Secure your stock with a £100 deposit or order online today. For more information or to pay a deposit please contact our team.

Oyster 3.66m decking is temporarily out of stock.
Pre-order with deliveries starting November. Secure your stock with a £100 deposit or order online today. For more information or to pay a deposit please contact our team.

Oak 3.66m Decking is temporarily out of stock.
Pre-order with deliveries starting mid-late April. Secure your stock with a £100 deposit or order now online. For more information or to pay a deposit please contact our team
Due to limited stock orders over 165 total grey slats will be a pre-order with delivery starting early July. Secure your stock with a £100 deposit or order online today. For more information or to pay a deposit please contact our team.
Temporarily Out of Stock

Temporarily Out of Stock

inc vat
£ 8.00
inc vat
1 sample boxes of any type - £0.00 with Free P&P
for 2 or more boxes a small postage charge will apply.
If you proceed with a future order we will refund any postage paid for samples.
Don't know how much to order? Use free our decking calculator here
Additional item you may need to install your decking:
Composite Decking Spacer Clips
Hidden fixings clips for your composite decking. We recommend around 10 clips per one 3.66m board

Box of 100 Black Stainless Steel Spacer Clips and Screws | Core Range
£ 32.00
Composite Decking Starter Clips
Used to secure your first row of boards in place. We recommend around 50 clips per every 80 3.66m boards

Box of 50 Stainless Steel Starter Clips and Screws | Core Range
£ 15.00
Additional item you may need to complete your fence:
Post & Cap Information
Fence Sets include:
• 1 Composite Post
• 1 Post Cap
For 1 fence run:
– Add just 1 extra post + 1 cap
For multiple runs:
– Add 1 extra post + 1 cap per additional run
Example:
• 10 sets in 1 run → Add 1 extra post + 1 cap
• 10 sets in 2 runs → Add 2 extra posts + 2 caps
Composite Fence Post (End Post)

Composite Fence Posts
£ 33.00
Colour:
colourOfPost
Height:
heightOfPost
Composite Fence Post (End Post)

Composite Fence Post Caps
£ 5.00
Colour:
colourOfPost
Height:
heightOfPost
Standing Base
Only if you are purchasing a set to be on 'On Top Of A Solid Base' you may also need 1 additional standing base for your end composite post

Composite Fence Post Standing Base
£ 12.00
Height:
heightOfPost
Product Overview
Recommend use
- Perfect for attaching edge trims to composite decking
- Great for securing our channel inserts into the concrete post channel
- Ideal for fixing top rails on our fence panels
Specification
Specification
Tube size: 300ml
OB1 is the ultimate sealant and adhesive, using a unique polymer blend and cutting-edge technology to bring superior flexibility and an incredible bond strength in a product that you can rely on in any situation.
Suitable for use both indoors and outdoors, OB1 can be used on virtually any material in most weather conditions and can even be used underwater.
Key Features
All our composite decking and composite fencing comes with a limited residential warranty of up to 15 years with registered products so there's no need to worry.
Range and Warranty Length:
Aspen, Willow & Core - 10 Year Residental Warranty
Ultimate - 15 Year Residental Warranty
In Stock
Free delivery on all orders over £1,500
Fast Delivery on all In Stock products.
Orders under £1,500 - Standard Delivery - £79.99
Orders over £1,500 - Standard Delivery - FREE
Standard delivery lead times for In Stock products: 2-7 Working Days (England & Wales)
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*Scotland Deliveries have a minimum long distance delivery charge of £300 for all orders and delivered within 15 working days
Deliveries are mainland only and exclude - Scottish Isles, Highlands, IOM, IOW, GY, JE.
Deliveries where ferries are necessary may be possible at an extra cost such as IOW, please contact us before ordering.
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All our standard deliveries are made by our in house delivery team to ensure the products arrive to you in perfect condition every time.
We have a 5* rating on Google Reviews

We're rated excellent on Trustpilot

View and download all our installation guides:
View all our Installation GuidesSteel Gate:
Download our Steel Gate Installation Guide
















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