Construction Calculators
🔧Calculate materials, costs, and precise measurements for construction, remodeling, and home improvement projects of any size or scope.
Home and Garden
Paint Calculator
Calculate how much paint you need for your walls, ceiling, and other surfaces
Wallpaper Calculator
Find how many rolls of wallpaper you need based on wall dimensions and roll size
Fence Calculator
Estimate posts, rails, and pickets required to build a fence of a given length
Concrete and Cement
Concrete Volume Calculator
Calculate the volume of concrete needed for slabs, footings, columns, and other structures
Cement Bag Calculator
Calculate the number of cement bags required for your concrete mix based on volume and mix ratio
Rebar Calculator
Calculate rebar quantity, total length, and weight for a slab or footing grid
Roofing
Roof Area Calculator
Calculate the total area of your roof based on dimensions, pitch, and roof type
Shingle Quantity Calculator
Calculate the number of shingle bundles needed for your roofing project including waste factor
Roof Pitch Calculator
Determine roof pitch, slope angle, and rafter length from rise and run
Flooring
Painting
Framing and Lumber
Lumber Board Foot Calculator
Calculate board feet of lumber for pricing and estimating wood materials
Stud Spacing Calculator
Calculate stud spacing and the number of studs needed for wall framing
Stair Calculator
Compute stair rise, run, stringer length, and number of steps from total height
Deck Board Calculator
Estimate the number of deck boards and fasteners needed for your deck area
Drywall Calculator
Calculate the number of drywall sheets, joint compound, and tape for your room
Electrical
Electrical Load Calculator
Calculate total electrical load for circuits, panels, and service sizing
Wire Gauge Calculator
Determine the correct wire gauge based on current, distance, and voltage drop requirements
Voltage Drop Calculator
Calculate voltage drop and percentage over a wire run for a given load and gauge
Plumbing
HVAC
Masonry and Brickwork
Landscaping
Mulch Volume Calculator
Calculate the volume of mulch needed to cover garden beds and landscaping areas
Soil Volume Calculator
Calculate the volume of soil needed for raised beds, gardens, and landscaping projects
Gravel Calculator
Estimate the tons and cubic yards of gravel needed to cover an area at a given depth
Asphalt Calculator
Calculate the tonnage of hot-mix asphalt needed to pave a driveway or lot