Concrete, drywall and wall calculators

Bags or ready-mix for a slab, concrete for fence posts, sheets of drywall, rolls of wallpaper and the square footage of any room.

Calculators

Get cubic yards and 40, 60 or 80 lb bags of concrete for a slab, footing or round column, and compare bagged mix with ready-mix delivery.

Oct 20, 20264 min read

Work out how many sheets of drywall a room needs, plus screws, joint compound and tape, for 4 x 8, 4 x 10 or 4 x 12 sheets or metric boards.

Oct 20, 20264 min read

Find how many bags of concrete each fence or deck post needs, based on hole size, depth, gravel and post size, for 40 to 80 lb or 20 to 25 kg bags.

Oct 20, 20264 min read

Add up the square footage of any room or yard area, including L-shaped rooms, circles and triangles, in square feet, square meters and square yards.

Oct 20, 20263 min read

Count rolls of wallpaper for a room or a feature wall, with the pattern repeat included, for US double rolls and European rolls.

Oct 20, 20264 min read