Interior Calculators
How much tile, drywall, flooring, and paint to buy for a room, with thin-set, grout, screws, and underlayment.
How Much to Buy
- Tile CalculatorWork out how many tiles and boxes you need, plus thin-set and grout, for a floor, backsplash, or shower wall.
- Drywall CalculatorWork out how many sheets of drywall a room needs, plus screws, joint compound, and tape.
- Flooring CalculatorWork out how many boxes of laminate, vinyl plank, or hardwood you need, plus underlayment.
- Paint CalculatorWork out how many gallons (and quarts) of paint a room needs, for walls and ceiling.