01Sheets from net area
Drywall Calculator
Estimate drywall sheets from repeated wall dimensions, optional ceiling area, openings, actual sheet size, waste, and optional sheet price.
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Walls & interiors calculators
Plan sheet goods, insulation coverage, floor finishes, tile modules, and carpet rolls with product assumptions kept visible and editable.
02Product-label coverage
Insulation Calculator
Estimate batt or roll packages from net wall, ceiling, or attic area, exact product coverage, waste, and optional package price.
Open calculator03Area or cartons
Flooring Calculator
Estimate general flooring coverage and optional whole packages from repeated rectangular areas, exclusions, waste, and supplier pricing.
Open calculator04Tiles, joints & boxes
Tile Calculator
Estimate rectangular tile pieces and optional boxes from project size, actual tile dimensions, joint width, waste, and product coverage.
Open calculator05Roll-width strip model
Carpet Calculator
Estimate broadloom carpet area, full-width strips, roll length, and seams from room dimensions, roll width, waste, and optional price.
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Five different purchasing questions
Drywall and insulation use net surface area but different purchase coverage. Generic flooring supports optional cartons. Tile adds actual piece dimensions and joints. Carpet accounts for roll-width strips and identifies seams without pretending to optimize a professional layout.