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Construction and home-project calculators for square footage, concrete, lumber, gravel, paint, stairs, roofing, drywall, tile, and more.

13 ONLINE
WT-054 YDS HOME / CONSTRUCTION · RUNS LOCALLY CONCRETE Concrete Calculator Estimate concrete cubic yards, cubic feet, and common bag counts for rectangular slabs and round pours. OPEN TOOL → WT-055 FT² HOME / CONSTRUCTION · RUNS LOCALLY AREA Square Footage Calculator Calculate square footage for rectangles, triangles, and circles with quantity, waste allowance, and optional material cost. OPEN TOOL → WT-063 PT HOME / CONSTRUCTION · RUNS LOCALLY PAINT Paint Calculator Estimate gallons of paint from room dimensions, openings, coats, ceiling area, coverage, and an extra-material allowance. OPEN TOOL → WT-064 MUL HOME / CONSTRUCTION · RUNS LOCALLY LANDSCAPING Mulch Calculator Calculate cubic yards, cubic feet, bag counts, and optional cost from landscape-bed dimensions and mulch depth. OPEN TOOL → WT-065 ROCK HOME / CONSTRUCTION · RUNS LOCALLY GRAVEL Gravel Calculator Estimate gravel cubic yards, tons, pounds, and cost from project dimensions, depth, density, and ordering allowance. OPEN TOOL → WT-066 YD³ HOME / CONSTRUCTION · RUNS LOCALLY VOLUME Cubic Yard Calculator Convert rectangular or round project dimensions into cubic feet, cubic yards, and cubic meters with quantity and allowance. OPEN TOOL → WT-074 FT³ HOME / CONSTRUCTION · RUNS LOCALLY VOLUME Cubic Feet Calculator Calculate cubic feet from feet-and-inch dimensions and convert the result to cubic yards, cubic inches, and cubic meters. OPEN TOOL → WT-075 BF HOME / CONSTRUCTION · RUNS LOCALLY LUMBER Board Foot Calculator Calculate lumber board feet from thickness, width, length, quantity, waste allowance, and optional price per board foot. OPEN TOOL → WT-076 ↗ HOME / CONSTRUCTION · RUNS LOCALLY STAIRS Stair Calculator Calculate straight-stair risers, exact riser height, tread count, total run, stringer length, and stair angle from floor-to-floor rise. OPEN TOOL → WT-077 V↓ HOME / CONSTRUCTION · RUNS LOCALLY ELECTRICAL Voltage Drop Calculator Estimate conductor voltage drop, percentage loss, load voltage, resistance, and wire power loss for common AWG copper or aluminum conductors. OPEN TOOL → WT-078 DW HOME / CONSTRUCTION · RUNS LOCALLY DRYWALL Drywall Calculator Estimate drywall sheet count from room dimensions, openings, ceiling area, sheet size, waste allowance, and optional sheet price. OPEN TOOL → WT-079 TILE HOME / CONSTRUCTION · RUNS LOCALLY FLOORING Tile Calculator Calculate tiles and boxes needed from surface dimensions, tile size, openings, waste allowance, and optional price per box. OPEN TOOL → WT-080 PITC HOME / CONSTRUCTION · RUNS LOCALLY ROOFING Roof Pitch Calculator Convert roof rise and run into pitch, angle, slope percentage, slope factor, and optional sloped roof area with waste allowance. OPEN TOOL →