9 calculators

Home & Construction

Materials, dimensions, heating, roofing, flooring, and building estimates.

Estimate BTU requirement for heating or cooling a room.

Estimate concrete quantities, explicit waste, supplier bag yields and optional material/labor cost.

Estimate the amount of gravel needed for your driveway, path, or landscaping project.

Estimate the volume of mulch or soil needed for your garden beds and landscaping projects.

Estimate paint quantity from wall area, openings, coats, coverage, and waste allowance.

Estimate the required amount of roofing 'squares' and shingle bundles based on footprint area and roof pitch.

Calculate area for repeated rectangular spaces in square feet, yards, and acres.

Determine the riser height, number of steps, and total run for a stair stringer.

Determine the number of tiles needed for your flooring project, including a waste factor.