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Construction Calculators

50 calculators

Calculators for building materials, measurements, and construction projects.

Lumber & Framing

12 calculators
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Beam Size

Calculate the required beam size for floor or deck loads. Enter span, tributary ...

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Birdsmouth

Calculate birdsmouth seat cut and plumb cut dimensions for rafters. Get precise ...

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Board Feet

Calculate board feet for lumber purchases. Supports dimensional softwood (actual...

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Crown Molding

Calculate compound miter and bevel angles for crown molding installation. Get pr...

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Header Size

Calculate header size for door and window openings. Enter opening width and wall...

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Joist Span

Check if your floor joists meet code for a given span. Enter span, joist size, s...

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Miter Angle

Calculate miter saw angles for corners, picture frames, and trim work. Get preci...

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Plywood

Calculate how many sheets of plywood or OSB you need for subfloor, wall sheathin...

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Rafter

Calculate common rafter dimensions including length, rise, run, plumb cut angle,...

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Roof Pitch

Calculate roof pitch, slope, and angle. Convert between rise/run, degrees, and p...

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Stud

Quick stud count calculator for walls. Enter wall length and spacing to get stud...

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Wall Framing

Calculate wall framing materials including studs, plates, headers, king/jack stu...

Building Materials

15 calculators
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Brick

Calculate bricks and mortar for walls and patios. Supports multiple bond pattern...

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Concrete Block

Calculate CMU blocks, mortar, and rebar needed for walls. Supports standard, hal...

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Concrete

Calculate concrete volume in cubic yards for slabs, footings, columns, walls, an...

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Construction Cost Estimator

Estimate construction costs per square foot for new homes, additions, remodels, ...

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Deck Board

Calculate decking materials for deck projects including boards, screws, joists, ...

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Drywall

Calculate drywall sheets, joint compound, tape, and screws needed for your room....

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Flooring

Calculate flooring materials for hardwood, laminate, vinyl, or carpet. Includes ...

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Metal Roofing

Calculate metal roofing panels, trim, and fasteners needed for your project. Inc...

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Paint

Calculate paint needed for rooms or exteriors. Accounts for doors, windows, coat...

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Rebar

Calculate rebar quantity, weight, and spacing for concrete slabs, footings, and ...

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Retaining Wall

Calculate materials for retaining walls including blocks, gravel, drainage pipe,...

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Roofing

Calculate roofing materials needed: shingle bundles, underlayment, ridge caps, a...

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Shingle

Calculate asphalt shingle bundles needed for your roof. Includes 3-tab, architec...

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Stair

Calculate stair dimensions and materials including riser height, tread depth, st...

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Tile

Calculate tile quantity for floors or walls including grout, mortar, and waste f...