Insulation Calculator
Calculate insulation material needed for walls, attic, floors, and ceilings. Free insulation calculator helps determine R-values, material quantities, and costs for your construction project.
Insulation Calculator
Calculate insulation material quantities, R-values, and estimated costs for walls, attics, floors, and ceilings.
Insulation Estimate
Net Area to Insulate
-- sq ft
Material Needed
--
R-Value Achieved
--
Thickness Required
-- in
Estimated Material Cost
--
Note: Costs are for materials only, excluding labor. Proper installation is
crucial - gaps and compression reduce effectiveness. Seal air leaks first and maintain attic
ventilation.
Estimating a full project?
Most contractors working on your insulation estimate is ready also calculate:
DrywallCalculate how many drywall sheets you need for your construction project with Demolition Cost Estimator's free drywall calculator.Square FootageCalculate the square footage of any space — rooms, yards, walls, or irregular shapes.Building PermitGet a rough estimate of potential building permit costs for your construction project.