Home & Construction Calculators
Material, coverage, and cost calculators for painting, flooring, concrete, mulch, and gravel — for home improvement and landscaping projects of any size.
🎨Paint Calculator — Estimate how much paint and how many gallons or liters you need for any room, with cost estimates.AI Insights→🧱Flooring Calculator — Estimate how many boxes of tile, hardwood, or laminate flooring you need for any room, with cost estimates.AI Insights→🪨Concrete, Mulch & Topsoil Calculator — Estimate cubic yards, bags needed, and cost for concrete, mulch, or topsoil in any rectangular or circular area.AI Insights→⛏️Gravel Calculator — Get cubic yards, tons, and cost for driveways, paths, and drainage — includes pea gravel, crushed stone, sand, and river rock.→📐Roof Pitch Calculator — Find your roof's pitch ratio, angle in degrees, and slope percentage from rise and run, plus rafter length and roof area.→🪵Deck Material Calculator — Find how many deck boards, joists, screws, and footing concrete bags you need from your deck's dimensions, board size, and layout — plus cost.→🚧Fence Calculator — Find how many fence panels or posts you need from your fence length, gates, and spacing — calculate by panels or by linear feet, plus cost.→🪜Stair Calculator — Find the number of steps, riser height, tread depth, stringer length, and stair angle from your total rise — with IRC code-compliance checks.→🧱Drywall Calculator — Find how many drywall sheets you need from your room dimensions and door/window openings, plus joint compound, tape, screws, and cost.AI Insights→🟫Paver / Patio Calculator — Find how many pavers your patio needs from its dimensions and paver size, plus compacted base, sand, edging, and jointing sand, with cost.AI Insights→🏠Roofing Calculator — Estimate roof area, shingle bundles, underlayment, and nails from your building footprint and roof pitch, with a cost estimate.AI Insights→🧰Room / Project Material Estimator — Estimate flooring and paint or drywall materials for a whole room at once — boxes, gallons, sheets, cost range, and a shopping checklist, from one set of measurements.AI Insights→🔨Wall Framing Stud & Plate Calculator — Find how many studs and plates a wall needs from its length, height, on-center spacing, doors/windows, and corners — plus pre-cut lengths and a board-foot piece list.AI Insights→🚪Garage Door Spring Calculator — Estimate the required torque, winding turns, and a suggested safe size range for torsion or extension garage door springs from your door's weight, height, and spring setup.AI Insights→🏛️Marble Calculator — Estimate how much marble you need for a countertop, tile, or flooring project — square footage to order, weight, and cost.AI Insights→❄️BTU Calculator — Find the right air conditioner or heater size for a room from its area, sun exposure, occupants, and whether it's a kitchen.AI Insights→
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