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Decking Calculator

Our bespoke decking calculator will work out exactly what you need for your decking project, from the number of boards to the decking base, screws, bolts and even finishing oil!

The decking calculator also creates an individual set of assembly instructions that are tailored to your exact deck measurements and materials, for the best possible result.

Choose the dimensions for your composite deck

The direction of the decking boards will run the length of your composite deck.

Composite Decking dimensions image
metres
metres

Choose a composite decking range

Ultrashield Essentials

Ultrashield Essentials has been designed to provide the highest level of value at the most competitive price.

The boards have a durable shell for excellent scratch performance, and are guaranteed not to fade, stain, rot or split for 10 years for residential applications.

The Ultrashield Essentials decking range comes in lengths of 3.6m, and the frame will be calculated at 350mm max joist centres.

Choose your decking colour

Ultrashield Naturale

Our Ultrashield Naturale range has been developed to look as close to timber as possible with the most natural aesthetic.

With a 25-year residential warranty for fade, stain, rot, and split, these decking boards ensure long-lasting beauty and performance. Enjoy low maintenance, as they never require painting or staining, and are splinter-free for a comfortable and safe experience. Crafted from 95% recycled materials, they are an eco-conscious choice.

The Ultrashield Naturale decking range comes in lengths of 3.6m, 4.8m, or 5.4m and the frame will be calculated at 400mm max joist centres.

Choose your decking colour

Ultrashield Pro

Ultrashield Pro is for those customers looking for one of the most durable and hard-wearing products on the market, but still want a product with an attractive appearance.

The Ultrashield Pro range offers solid boards throughout and comes with our thickest shell which offers excellent durability.

All the boards are reversible giving the choice of a wood grain or flat appearance and are guaranteed not to fade, stain, rot or split for 25 years in residential applications.

The Ultrashield Pro decking range comes in lengths of 4.8m and the frame will be calculated at 400mm max joist centres.

Choose your decking colour

Choose your composite decking fascia boards

Select which sides of your deck should have fascia boards.

Our Ultrashield fascia boards will match your chosen deck board colour.

Fascia is calculated as one row deep, so for composite fascia this will be 180mm. The correct quantity of colour-matched screws will also be calculated.

Choose your decking handrail

Composite handrail kits are sold in lengths of 1.8m. The first length comes with 2 newel posts (made of a newel sleeve and a steel post), and a further newel post for each subsequent length.

Remember you may need to add additional newel posts for corners or for any openings.

Choose the dimensions for your timber deck

The direction of the decking boards will run the length of your timber deck.

Timber Decking dimensions image
metres
metres

Timber decking offers a timeless and cost-effective solution.

Crafted from premium Scandinavian slow-grown Redwood Pine, this decking board offers exceptional durability and strength, ensuring a long-lasting and reliable decking surface.

The board comes pressure-treated, providing added resistance against weathering and decay, making it suitable for outdoor use. With a grooved design, the Timber Decking Board ensures improved traction and drainage, reducing the risk of slips and maintaining a dry and safe deck surface.

Our Timber Decking Boards comes in lengths of 3.0m, 3.6m, 4.2m, 4.8m or 5.4m and the frame will be calculated at 500mm max joist centres.

Choose your timber decking fascia boards

Select which sides of your deck should have fascia boards.

You can add on extra timber decking boards for use as fascia boards for each/all sides of your deck.

Fascia is calculated as one row deep, so for timber boards this will be 145mm. Enough decking screws will be calculated to allow you to fix these onto the side of your deck.

Choose your timber decking handrail

Timber handrail kits are sold in lengths of 1.8m. The first length comes with 2 newel posts, and a further newel post for each subsequent length. Each 1.8m length also includes the required hand/base rail and 14 matching spindles. The amount of screws required has been added into the calculations, and 2 coach bolts per newel have been calculated for fixing newels to the deck frame.

Remember you may need to add additional newel posts for corners or for any openings.

Got an odd shaped idea, or want to add on stairs? Call 0800 069 8030 or email us at sales@deckingsupplies.co.uk for a custom quote or friendly advice.

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