Home improvement calculators

Measure a rectangular room and estimate flooring, paint, tiles or concrete. Compare material quantities and waste allowances using your own prices.

• Flooring Cost Calculator

  Estimate flooring materials and installation for a rectangular room. Keep the material area you buy separate from the floor area being installed.

• Paint Calculator

  Estimate paint for four walls, allowing for openings, coats and waste. Enter the coverage specified for your chosen product.

• Tile Calculator

  Estimate the number and cost of tiles for a rectangular floor. Add a cutting allowance, then round up to individual whole tiles.

• Concrete Calculator

  Find the concrete volume and assumed material cost for a rectangular slab. Add an allowance without changing the measured dimensions.

• Room Area Calculator

  Find the floor area and perimeter of a rectangular room. Use the measurements as a starting point for flooring, tile or paint estimates.