Lumber Quantity Calculator

Lumber Quantity Calculator MCP Connector for Claude

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Estimate board feet of lumber needed for wall, floor, and roof framing.

3 tools Official Updated Jun 28, 2026 Official Vinkius Partner

The Lumber Quantity Calculator provides precise estimates for structural wood requirements. Using tools like calculate_wall_framing, calculate_floor_joists, and calculate_roof_rafters, you can determine the total board feet, stud counts, and plate lengths needed for construction projects. It accounts for different framing types (platform or balloon), spacing options (16" or 24" OC), and includes a built-in waste factor to ensure you never run short on materials.

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3 tools expose this connector's capabilities to your AI agent.

calculate_floor_joists

Calculate lumber required for floor joists

calculate_roof_rafters

Calculate lumber required for roof rafters

calculate_wall_framing

Calculate lumber required for wall framing

See how to talk to your AI agent using Lumber Quantity Calculator.

How much lumber do I need to frame a 500 sq ft wall with 16 inch spacing and 8 foot height using platform framing?

For a 500 sq ft wall, you will need approximately 1,245 board feet of lumber, which includes 42 studs and 180 linear feet of plates.

Calculate the floor joists needed for a 20x30 foot floor with 24 inch spacing and a 20 foot span.

You will need approximately 650 board feet of lumber, consisting of 16 individual joists.

What is the lumber requirement for a roof with 400 sq ft area, 16 inch spacing, and a 4/12 pitch?

The estimated requirement is 580 board feet of lumber, with a total of 28 rafters.

The system automatically applies a hardcoded waste factor between 10% and 15% to all calculations to cover material loss during cutting.

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