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Timber & woodwork
Board foot & lumber calculator
Calculate board feet, volume, whole-piece allowances and lumber costs.
Open calculatorHome improvement · 2 tools
Decking & lumber
Choose the calculation that matches your next decision. Use the same measurement basis when you carry a result from one tool to another.
02
Decking & lumber
Deck material calculator
Estimate deck boards from clear dimensions, board direction, gaps, cuts and a chosen allowance.
Open calculatorChoose the right starting point
Board foot & lumber calculator: Calculate board feet, volume, whole-piece allowances and lumber costs. The related guide explains the inputs and practical limits.
Deck material calculator: Estimate deck boards from clear dimensions, board direction, gaps, cuts and a chosen allowance. The related guide explains the inputs and practical limits.
Keep assumptions consistent
Check units, pricing bases and which allowances have already been included. A result from one estimate does not automatically synchronize with another tool. Keep a copy of the assumptions when comparing alternatives.