Home Improvement Calculators

Estimate paint, flooring, tile, carpet, drywall, insulation and roofing for any room or whole-house project.

Work out how many gallons of paint you need for a room, including coats, doors and windows.

Work out square footage and how many boxes of laminate, vinyl plank or hardwood flooring you need.

Calculate how many tiles you need for a floor, wall or backsplash, by tile size and area.

Estimate carpet square footage and square yards, including waste for seams and pattern match.

Calculate roofing squares and shingle bundles from your roof footprint and pitch.

Work out how many bags or batts of insulation you need for walls, attics and floors.

Calculate drywall sheets, plus screws, joint compound and tape, for walls and ceilings.

Calculate wallpaper rolls and strips for a room, allowing for pattern repeat and trimming.