Construction Calculators

Estimate materials and cost for your project. Enter your dimensions and get instant quantities.

Beam Load Calculator

Calculate total load and maximum bending moment on a simply supported beam.

Concrete PSI Calculator

Calculate the compressive strength (PSI) of concrete based on load force and cross-sectional area.

Concrete Slab Calculator

Calculate the concrete volume and estimated cost for pouring a concrete slab.

Concrete Yardage Calculator

Calculate the exact cubic yardage of concrete required for your next pour.

Deck/Patio Material Calculator

Calculate the number of decking boards and fasteners required to build your wood or composite deck.

Drywall Sheet Calculator

Calculate how many drywall sheets (4x8, 4x10, or 4x12) you need for walls and ceilings, including screws, joint compound, joint tape, and costs.

Electrical Load Calculator

Calculate the electrical load of a house in Volt-Amperes and Amps to determine the required service panel size (100A, 150A, 200A) based on NEC standards.

Foundation Depth Calculator

Calculate the recommended depth, footing width, and footing thickness for a home foundation or deck post, complying with building codes and frost line safety.

Frost Line Depth Calculator

Estimate the frost penetration depth in soil based on the freezing index degree-days.

Gravel/Stone Yardage Calculator

Calculate the exact yardage and tonnage of gravel or stone required for your landscaping or driveway project.

Hardwood Flooring Calculator

Calculate the exact number of planks and boxes of hardwood flooring needed for a room, including waste allowance and total material cost estimates.

Insulation R-Value Calculator

Calculate the total thermal resistance (R-Value) of your wall or attic based on insulation thickness and material.

Insulation Thickness Calculator

Calculate the required thickness in inches or cm of fiberglass, cellulose, rockwool, or spray foam to achieve a target insulation R-value.

Joist Span Calculator

Calculate the maximum allowable span for floor joists (2x6, 2x8, 2x10, 2x12) based on joist spacing and design load requirements according to residential building codes.

Laminate Flooring Calculator

Determine exactly how many boxes of laminate flooring you need to purchase for your renovation project.

Moisture Barrier Calculator

Calculate the number of vapor barrier rolls required for a crawlspace or basement.

Roof Slope Degree Calculator

Convert your roof pitch (rise over run) into exact degrees for engineering and solar panel installation.

Tile & Flooring Calculator

Calculate the exact number of tile or flooring boxes needed to cover your room, accounting for waste.

Wall Stud Calculator

Calculate the number of framing studs required to build a wall based on length and stud spacing.