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Deck Material Calculator
Estimate how many decking boards you need
Results are estimates only. Actual material usage may vary based on surface condition, brand specifications, wastage, and application method.
Frequently Asked Questions
Does board spacing matter?
Yes, spacing allows for water drainage and wood expansion.
Should I include extra boards?
Yes, add 5–10% extra boards to account for cuts and errors.
Can this calculator be used for composite decking?
Yes, but always follow manufacturer spacing recommendations.