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Home & Construction Calculators
Free construction and home improvement calculators: concrete, gravel, mulch, paint, tile, flooring, drywall, roofing, stairs and lumber quantities.
Asphalt CalculatorTons of hot-mix asphalt for a driveway or parking pad.Board Foot CalculatorBoard feet and lumber cost from thickness, width and length.Brick CalculatorBricks for a wall from its size, the brick size and mortar joint.BTU CalculatorAir conditioner size in BTU for a room, adjusted for sun and use.Carpet CalculatorSquare yards of carpet for a room and what it will cost.Concrete CalculatorCubic yards and premix bags for slabs, footings and post holes.Cubic Yard CalculatorCubic yards from length, width and depth in any units.Deck CalculatorDeck boards, joists, posts and screws for a rectangular deck.Drywall CalculatorSheets of drywall for the walls and ceiling of a room.Fence CalculatorPosts, rails and pickets for a wood fence, with material cost.Flooring CalculatorSquare feet and boxes of laminate, vinyl or hardwood, plus cost.Grass Seed CalculatorPounds of grass seed for a new lawn or overseeding.Gravel CalculatorCubic yards, tons and bags of gravel for a driveway, path or base.Mulch CalculatorCubic yards and bags of mulch for beds and tree rings.Paint CalculatorGallons of paint for a room, minus doors and windows.Paver CalculatorPavers, gravel base and bedding sand for a patio or path.Pool Volume CalculatorGallons and liters in a rectangular, round or oval pool.Rebar CalculatorRebar grid for a slab: bar count, total length, weight and cost.River Rock CalculatorTons, cubic yards and bags of river rock or decorative stone.Roof Pitch CalculatorPitch, angle, slope and rafter length from rise and run.Roofing CalculatorRoof area, squares and shingle bundles from footprint and pitch.Sand CalculatorSand for paver bedding, sandboxes and leveling, by the yard or bag.Soil CalculatorTopsoil or garden soil for raised beds, lawns and fill.Square Footage CalculatorSquare feet of a room, lot or odd shape, with cost per sq ft.Stair CalculatorRisers, riser height, total run and stringer length for stairs.Tank Volume CalculatorCapacity and filled volume of cylindrical and rectangular tanks.Tile CalculatorTiles and boxes for a floor or wall, with grout gap and waste.Wallpaper CalculatorRolls of wallpaper for a wall or a whole room.