Calculators

Take advantage of our handy and easy-to-use project calculators to automatically estimate the amount of materials you need for popular home improvement projects. You may never buy more materials than you need again.

Air Conditioning
Estimate the cooling capacity you'll need to cool any room in your home. Please select from Standard or Metric measure.

Carpet
Estimate the number of yards of carpet you'll need to cover any floor in your home. Please select from Standard or Metric measure.

Ceramic Tile
Calculate the number of ceramic surface and border tiles needed to cover any surface. Please select from Standard or Metric measure.

Drywall
Get fast answers on how much drywall you need for your next project. Please select from Standard or Metric measure.

Grass Seed
Tell us the size of your lawn, and we'll estimate the amount of grass seed you need. Please select from Standard or Metric measure.

Insulation
Calculate how much insulation you need for your home, plus the best R-Value to buy. Please select from Standard or Metric measure.

Paint
Accurately estimate the amount of paint you need to cover your walls and trim. Please select from Standard or Metric measure.

Wallpaper
Determine the number of rolls you'll need to cover any or all of the walls in your room. Please select from Standard or Metric measure.