CALCULATOR CATEGORY

Construction calculators

Confirm actual dimensions, supplier specifications, and site conditions. Quantity estimates do not establish structural adequacy or compliance with building codes. Waste allowances are user assumptions.

• Room area

  Estimate floor area and material allowance.

• Concrete volume

  Estimate cubic yards for a rectangular slab.

• Paint coverage

  Estimate gallons from area, coats, and coverage.

• Tile quantity

  Estimate tiles for a rectangular area.

• Gravel quantity

  Estimate aggregate volume and mass.

• Mulch volume

  Estimate mulch for garden beds.

• Roof pitch

  Convert rise and run to slope and angle.

• Stair riser estimate

  Divide a total rise into evenly sized risers.

• Board feet

  Calculate nominal lumber volume.

• Wall area

  Estimate wall surface after subtracting openings.