Construction

89 calculators

Construction

Building materials, area, and home improvement tools

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Square Footage Calculator

Calculate area for flooring, painting, and construction

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Tile Calculator

Calculate tiles, area, and waste for flooring or walls

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Cubic Feet Calculator

Calculate cubic feet, cubic yards, and cubic meters for shipping, construction, and storage.

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All Construction calculators

AC Tonnage Calculator

Convert cooling load in BTU per hour to refrigeration tons

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Air Changes per Hour Calculator

Calculate room air changes per hour from airflow and volume

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Aluminum Weight Calculator

Calculate aluminum mass from volume and density

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Angle Cut Calculator

Calculate an equal-piece miter angle from a corner angle

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Angle of Depression Calculator

Calculate a right-triangle angle from drop and distance

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Board Foot Calculator

Calculate lumber volume in board feet

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Paint Calculator

Estimate paint needed by area and coats

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Concrete Calculator

Calculate concrete volume for slabs, footings, and columns

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Brick Calculator

Estimate bricks required and mortar volume

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Rectangular Cuboid Weight Calculator

Calculate volume and mass from cuboid dimensions and an explicit density

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Steel Plate Weight Calculator

Calculate steel plate mass from dimensions, density, and count

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Steel Weight Calculator

Calculate rectangular steel-section mass from dimensions and density

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Bolt Circle Calculator

Calculate regular bolt-circle spacing and coordinates

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Bowl Segment Calculator

Calculate spherical-cap bowl segment geometry

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Carpet Calculator

Estimate carpet strips, length, and waste

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CFM Calculator

Calculate airflow from room volume and air changes

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Concrete Block Calculator

Estimate blocks from wall and block dimensions

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Concrete Block Fill Calculator

Calculate fill volume for concrete block cells

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Concrete Column Calculator

Calculate cylindrical concrete column volume

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Concrete Cylinder Calculator

Calculate cylinder volume and surface area

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Concrete Tube Calculator

Calculate annular concrete tube volume

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Countersink Depth Calculator

Calculate countersink depth from head geometry

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Cubic Yard Calculator

Convert rectangular dimensions to cubic yards

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Elevation Grade Calculator

Calculate grade percent, angle, and slope length

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Floor Area Ratio Calculator

Calculate floor area ratio from floor and lot areas

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Gallons per Minute Calculator

Calculate flow rate from gallons and elapsed minutes

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Gallons per Square Foot Calculator

Calculate explicit liquid coverage per square foot

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Hole Volume Calculator

Calculate cylindrical hole volume from diameter and depth

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Ladder Angle Calculator

Calculate ladder angle, slope, and length

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Liters per Minute Calculator

Calculate flow rate from liters and elapsed minutes

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Gravel Calculator

Estimate gravel volume and mass from project dimensions and an explicitly selected material density.

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Mulch Calculator

Estimate mulch volume from bed dimensions and depth, with optional bag-size conversion.

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Topsoil Calculator

Estimate topsoil volume and weight from area, depth, and an explicit bulk-density assumption.

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Decking Calculator

Estimate deck board coverage and board count from deck dimensions and selected board width.

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Drywall Calculator

Estimate drywall sheets from wall dimensions and a selected sheet size, including optional waste.

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Roof Pitch Calculator

Calculate roof pitch, angle, rise, or run from any two compatible measurements.

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Roofing Calculator

Estimate roof surface area and roofing material units from plan dimensions and pitch.

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Fence Calculator

Estimate fence panels, posts, and linear coverage from fence length and selected spacing.

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Water Tank Calculator

Calculate cylindrical or rectangular tank volume with explicit dimensions and unit conversion.

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Pool Volume Calculator

Estimate swimming-pool volume and water capacity for common rectangular, circular, and oval shapes.

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Material Removal Rate Calculator

Calculate volumetric material removal rate from cut width, depth, and feed rate.

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Paver Calculator

Estimate rectangular pavers from project dimensions, joint gap, and waste.

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Pipe Volume Calculator

Calculate annular pipe material volume from outer and inner diameters.

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Plywood Calculator

Estimate plywood sheets from project and panel dimensions with explicit waste.

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Post-Hole Concrete Calculator

Calculate concrete volume for cylindrical post holes without assuming bag yield.

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Rafter Length Calculator

Calculate rafter length, pitch, and angle from run and rise.

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Rolling Offset Calculator

Calculate diagonal travel and angle from offset and spread.

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Round Pen Calculator

Calculate circular pen area, perimeter, and panel count.

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Wall Square Footage Calculator

Calculate rectangular wall area and perimeter from explicit width and height.

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Asphalt Quantity Calculator

Estimate asphalt volume and mass from entered dimensions, density, compaction allowance, and waste.

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Concrete Weight Calculator

Calculate concrete volume and mass from dimensions, an entered density, and an optional waste allowance.

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Glass Weight Calculator

Calculate glass volume and mass from piece dimensions, piece count, and an entered density.

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Lumber Weight Calculator

Calculate lumber volume and mass from measured piece dimensions, count, and an entered density.

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Pipe Weight Calculator

Calculate hollow-pipe volume and mass from measured diameters, length, count, and an entered density.

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Sealant Joint Quantity Calculator

Calculate sealant joint volume and mass from measured joint dimensions, joint count, and an entered density.

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Rebar Weight Calculator

Calculate rebar length and mass from measured bar length, count, entered linear mass, and explicit allowances.

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Concrete Yardage Calculator

Estimates the volume of concrete needed for a slab in cubic yards based on length, width, and thickness.

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Concrete Slab Calculator

Estimates the volume of concrete needed for a rectangular slab and its approximate weight.

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Concrete Footing Calculator

Estimates the volume of concrete needed for a rectangular footing and the number of 60-lb or 80-lb bags required.

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Concrete Wall Calculator

Estimates the volume of concrete needed for a wall, along with the number of 80 lb bags required.

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Concrete Steps Calculator

Estimates the volume of concrete needed for a set of steps, including the landing, based on step dimensions and count.

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Concrete Driveway Calculator

Estimates the volume of concrete needed for a driveway slab and the total cost based on dimensions and price per cubic yard.

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Concrete Patio Calculator

Estimates the volume of concrete needed for a rectangular patio slab and the number of 80 lb bags required.

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Concrete Sidewalk Calculator

Estimates the volume of concrete needed for a sidewalk and the number of 60-lb bags required.

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Concrete Walkway Calculator

Estimates the volume of concrete needed for a rectangular walkway based on length, width, and thickness.

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Concrete Porch Calculator

Estimates the volume of concrete needed for a rectangular porch slab in cubic yards.

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Concrete Pier Calculator

Estimates the volume of concrete needed for cylindrical piers and the total weight of concrete required.

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Concrete Pile Calculator

Estimates the volume of concrete needed for a cylindrical pile based on diameter and length.

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Concrete Curb Calculator

Estimates the volume of concrete needed for a straight curb based on length, width, and height.

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Concrete Gutter Calculator

Estimates the volume of concrete needed to fill a concrete gutter based on its length, width, and depth.

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Concrete Stair Stringer Calculator

Calculates the length of a concrete stair stringer needed for a given total rise and run, including the required number of steps.

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Concrete Stair Tread Calculator

Estimates the volume of concrete needed for stair treads and the total surface area, based on tread dimensions and number of steps.

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Concrete Stair Riser Calculator

Calculates the number of risers and the exact riser height for a concrete stair based on total rise and desired riser height.

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Concrete Stair Landing Calculator

Estimates the volume of concrete needed for a stair landing based on its dimensions.

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Concrete Ramp Calculator

Estimates the volume of concrete needed to build a straight ramp, including the triangular side prisms and the flat top slab.

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Concrete Retaining Wall Calculator

Estimates the volume of concrete needed for a retaining wall, including the wall body and a simple footing, based on dimensions.

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Concrete Foundation Calculator

Estimates the volume of concrete needed for a rectangular foundation slab, along with the estimated weight and number of bags required.

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Concrete Basement Wall Calculator

Estimates the volume of concrete needed for a basement wall based on wall dimensions and thickness.

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Concrete Column Footing Calculator

Estimates the volume of concrete needed for a square column footing and the total weight of concrete required.

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Concrete Pier Footing Calculator

Estimates the volume of concrete needed for a cylindrical pier footing and the weight of that concrete.

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Concrete Spread Footing Calculator

Estimates the volume of concrete needed for a spread footing and the required rebar length based on footing dimensions.

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Concrete Strip Footing Calculator

Estimates the volume of concrete needed for a strip footing, along with the estimated weight and number of concrete bags required.

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Concrete Mat Foundation Calculator

Estimates the volume of concrete and weight of a rectangular mat foundation based on its dimensions and thickness.

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Concrete Raft Foundation Calculator

Estimates the volume of concrete and approximate weight for a raft foundation slab based on its dimensions and thickness.

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Concrete Pile Cap Calculator

Estimates the concrete volume and weight needed for a rectangular pile cap based on its dimensions.

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Concrete Grade Beam Calculator

Estimates the volume of concrete needed for a grade beam based on its dimensions.

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Construction calculators — Frequently asked questions

Quick answers about the construction tools on Mathify.

Which construction calculators help estimate materials?

Square footage, paint, concrete, and brick estimators for quick planning.

Are estimates accurate enough for quoting?

They give reliable ballparks; confirm quantities with a professional before ordering.

Do construction tools work offline?

Yes, through the Mathify progressive web app.