Professional Construction Calculators

Free, accurate tools for contractors and builders

Quick Estimate
Concrete Volume 24.5 cu ft
Materials Cost $1,247.00
Total Estimate $1,247.00
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Construction Calculators

Free professional tools to help you estimate accurately

Concrete Volume

Calculate concrete volume for slabs, footings, and columns

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Rebar Weight

Estimate rebar weight for concrete reinforcement

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Drywall Sheets

Calculate number of drywall sheets needed

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Paint Coverage

Estimate paint quantity for walls and ceilings

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Roofing Materials

Calculate roofing shingles and materials needed

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Excavation Volume

Calculate excavation volume for foundations

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Electrical Calculator

Calculate wire gauge, circuit loads, and electrical costs

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Plumbing Calculator

Calculate pipe lengths, fixture costs, and plumbing materials

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HVAC Load Calculator

Calculate duct sizing, BTU requirements, and HVAC costs

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Flooring Calculator

Calculate flooring square footage, materials, and installation costs

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Insulation Calculator

Calculate R-value requirements, material quantities, and energy savings

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Lumber Calculator

Calculate board footage, linear footage, and lumber costs

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Cost Per Sq Ft

Calculate construction cost per square foot

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Profit Margin

Calculate project profit margins and markup

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Bid Markup

Determine optimal bid markup percentage

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Why Choose Apex Accuracy Estimating?

Industry Standard Formulas

Our calculators use professional-grade formulas trusted by contractors nationwide, ensuring accurate and reliable estimates every time.

Instant Results

Get real-time calculations as you type, helping you make faster decisions with no waiting or delays.

Mobile Optimized

Use our calculators on-site from any device. Fully responsive design for smooth performance on phones, tablets, and desktops.

Completely Free

All calculators are 100% free to use. No signup required, no hidden fees, and unlimited access anytime.

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