Quick answers for home projects
Short, checked answers to the questions that come up most when you are buying materials, each with a chart and a link to the matching calculator.
- How Many Bricks in a Square Foot?About 6.75 modular bricks cover one square foot of wall, joints included.
- How Many Bags of Concrete Do I Need?A 10 ft by 10 ft slab 4 inches thick needs about 56 bags of 80 lb concrete mix, before any waste.
- How Many Board Feet in a 2x4?A 2x4 that is 8 feet long holds 5.33 board feet.
- How Many Cubic Feet in a Cubic Yard?One cubic yard is 27 cubic feet, because a cubic yard is 3 feet by 3 feet by 3 feet.
- How Much Paint Do I Need for a Room?One gallon of paint covers about 350 square feet, so a gallon paints about 175 square feet with two coats.
- How Many Tiles in a Square Foot?It depends on the tile size.
- How Many Tons in a Cubic Yard of Gravel?A cubic yard of crushed stone weighs about 1.4 tons, or roughly 2,800 pounds, so one ton covers about 0.71 cubic yards.
- How Many Sheets of Drywall Do I Need for a Room?A 12 ft by 14 ft room with 8 ft walls needs about 13 sheets of 4 by 8 drywall for the walls, with 10% waste, one door and two windows.
- How Much Mulch Do I Need?A bed of 100 square feet covered 3 inches deep needs about 0.93 cubic yards, or 25 cubic feet of mulch.
- How Much Does a Yard of Topsoil Weigh?A cubic yard of topsoil weighs about 1.2 tons, or roughly 2,400 pounds.
- How Many Rolls of Sod Are in a Pallet?A pallet of sod usually covers about 450 square feet, which is about 45 rolls of 10 square feet each.
- How Thick Is R-30 Insulation?R-30 fiberglass batt insulation is about 9.4 inches thick, using about R-3.2 per inch.