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Square Footage Calculator
Calculate rectangle, square, triangle, circle, trapezoid, or multi-room area.
Open calculatorConstruction Calculators
Estimate areas, concrete, masonry, finishes, aggregates, roofing, landscaping materials, and project costs.
Material and project quantity estimates
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Area and Surface
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Wall Area Calculator
Calculate wall surface area with openings and optional both-side coverage.
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Flooring Calculator
Estimate floor area, waste-adjusted coverage, packs, and material cost.
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Tile Calculator
Estimate tiles, boxes, waste, and cost for floor or wall surfaces.
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Paint Calculator
Estimate paint and primer volume, containers, and cost after opening deductions.
Open calculatorConcrete and Masonry
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Concrete Calculator
Estimate wet concrete volume, bags, truck loads, waste, and cost.
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Brick Calculator
Calculate custom brick quantities after openings, mortar joints, and waste.
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Concrete Block Calculator
Estimate editable concrete block quantities, waste, and cost for a wall.
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Cement Calculator
Estimate cement volume, mass, bags, and cost from an editable mix assumption.
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Concrete Block Wall Calculator
Estimate blocks, mortar, optional reinforcement, waste, and wall material cost.
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Rebar Calculator
Estimate slab-grid bar count, linear length, stock bars, laps, mass, and cost.
Open calculatorAggregate and Earthwork
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Sand Calculator
Calculate sand volume, editable density-based mass, waste, and cost.
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Gravel Calculator
Estimate rectangular or circular gravel volume, mass, waste, and cost.
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Excavation Calculator
Estimate in-place and loose excavation volume, soil mass, truckloads, and cost.
Open calculatorInterior Materials
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Drywall Calculator
Estimate drywall area, whole sheets, waste, and cost using editable sheet sizes.
Open calculatorRoof and Stairs
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Roofing Calculator
Calculate roof pitch factor, sloped area, roofing squares, bundles, and cost.
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Stair Calculator
Calculate candidate risers, treads, run, stringer length, and stair angle.
Open calculatorOutdoor and Landscaping
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Paver Calculator
Estimate pavers, pattern waste, pallets, and cost for a project area.
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Mulch Calculator
Calculate mulch volume, bulk units, bags, waste, and cost.
Open calculatorProject Planning
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Material Cost Calculator
Build a private multi-item project estimate with waste, tax, delivery, and other costs.
Open calculatorAbout construction calculators
Estimate material quantities from measured dimensions with explicit metric and US customary units, editable waste, product coverage, density, yield, and cost assumptions. These tools do not replace site measurement, product instructions, building codes, or professional design.