Before you calculateMeasure the finished project dimensions. Use manufacturer coverage/yield values where a product-specific value is requested. Results are planning estimates, so verify quantities before purchasing.

How to use this calculator

Enter the requested project measurements using consistent units, then select Calculate. The result is an estimate intended to help with early material planning and budgeting.

Formula

Linear feet ≈ deck area ÷ board width(ft) × waste factor

Example and planning notes

Measure the actual project area carefully and use the product manufacturer's stated dimensions or coverage whenever possible. For projects with cuts, breakage, pattern matching or irregular geometry, include a suitable waste allowance.

Important: Results are estimates. Verify structural, electrical, plumbing, roofing and code-sensitive work with qualified professionals and local requirements.

Frequently asked questions

How accurate is this decking calculator?

It is a planning estimate based on the values you enter. Product specifications, installation methods, site conditions and local requirements can change the amount you need.

Should I include waste?

Where a waste field is provided, use an allowance appropriate to the material and project. Complex layouts and cuts usually require more allowance.

Can I use this result to order materials?

Use it as a starting point, then verify package coverage, dimensions and supplier recommendations before ordering.

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How to use this calculator

Formula

Example and planning notes

Frequently asked questions

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