Composite Decking Calculator

To help you work out what you need we have created a custom composite decking calculator.

If you need help at any point from your design concept to installation, we offer a free design and build quotation service.

Our Composite Decking calculator will be able to give you a customised quote right away based on your measurements. You can then add the quote straight to your cart.

If you still need some extra help please feel free to call us on 0203 011 1661 or email info@alphadecking.co.uk

Once you have used our calculator please feel free to order a sample pack

ORDER YOUR FREE SAMPLE BOX

Decking Calculator

Step 1 - Please input your dimensions below (numbers only). The product quantities will automatically update. By default the calculator shows 3.66m lengths. You can change this to 2.2m by clicking the checkbox below. We automatically add 5% for wastage and off-cuts.

Switch to 2.2m Board Lengths

Enter Length in Meters

Enter Width in Meters

Area Image

To calculate by total sqm - Want to work out what you will need using a total square area? Simply enter the total square area in meters in the length input and the number 1 in the width input box. E.g for 25sqm enter 25 in the length input and 1 in the width input.

Step 2 - Please check/uncheck the boxes of the finishing accessories you require:

Add Fascia Boards?

What are Fascia Boards?

Enter Length of Visible Edges in Meters

Add Edge Trims?

What are Edge Trims?

Enter Length of Visible Edges in Meters

Step 3 - Please check the boxes for the substructures you may require:

Add 2.2m Composite Joists?

Add 4m Composite Joists?

Add Plastic Pedestals?

Calculator Results

Based on your measurements provided we have calculated what you will need. We automatically calculate fixings needed. Before adding items to your cart please select the colours you would like.

3.66m Solid Bullnose Composite Decking
3.66m Solid Bullnose Composite Decking
£ 36.00 
inc VAT
£0.00
2.2m Composite Decking
2.2m Composite Decking
£ 12.50 
inc VAT
£0.00
3.66m Composite Decking
3.66m Composite Decking
£ 23.99 
inc VAT
£0.00
Composite Joist 4m
Composite Joist 4m
£ 14.99 
inc VAT
£0.00
Structural Composite Joist 3.66m
Structural Composite Joist 3.66m
£ 39.99 
inc VAT
£0.00
EB25 - 300ml
EB25 - 300ml
£ 10.25 
inc VAT
£0.00
3.66m Solid Bullnose Composite Decking
3.66m Solid Bullnose Composite Decking
£ 36.00 
inc VAT
£0.00
Edge Trim 2.2m
Edge Trim 2.2m
£ 8.99 
inc VAT
£0.00
Fascia Boards
Fascia Boards
£ 11.99 
inc VAT
£0.00
Composite Joist 2.2m
Composite Joist 2.2m
£ 8.25 
inc VAT
£0.00
Plastic Pedestal
Plastic Pedestal
£ 4.99 
inc VAT
£0.00
Box of 100 Black Stainless Steel Spacer Clips and Screws
Box of 100 Black Stainless Steel Spacer Clips and Screws
£ 32.00 
inc VAT
£0.00
Box of 50 Stainless Steel Starter Clips and Screws
Box of 50 Stainless Steel Starter Clips and Screws
£ 15.00 
inc VAT
£0.00
Subtotal
£0.00
inc VAT
Please note our decking calculator is great for working out general material quantities, but we recommend calculating your requirements carefully to be sure you order what you need. You can also contact our team on 0203 011 1661 who will be able to provide further advice with more complex decking layouts.

CURRENT LEAD TIMES - DECKING BOARDS

3.66m Boards:
Grey, Anthracite, Oak & Oyster - In Stock. Delivery will be approx 6-12 working days
Teak - Limited Stock. Pre-order with delivery approx 3 weeks

2.2m Boards:
Grey - In Stock. Delivery will be approx 6-12 working days
Anthracite, Teak & Oak - Out of Stock. Pre-order with delivery approx 4 weeks
Oyster - Out of Stock. Currently no restock date

Alpha Composite Decking
How does our price compare to Timber decking over 15 years?

Alpha Composite Decking price comparison to traditional timber decking based on your decking area entered into the calculator over 15 years.

Initial Material Investment includes decking boards and fixings only, no other accessories such as fascia boards, edge trims or joists.

Alpha Composite Decking
Timber Decking

Initial Material Investment

£0.00

Initial Material Investment

£0.00

Yearly Maintenance Costs

£0.00

Yearly Maintenance Costs

£0.00

Total

£0.00

Total

£0.00

Your total savings with Alpha Composite

£0.00

CASH ON DELIVERY

Speak to a member of the team if you would like to pay for your order cash on delivery.

Please note an online deposit paid via card will be needed.

If you wish to pay by card all card payments must be made securely online.
If you'd like to continue paying by card please click here

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