Digital Tools for the Job Site
Free, ad-free, and mobile-ready calculators for construction, HVAC, and electrical professionals.
Try Waste EstimatorAvailable Tools
Waste & Disposal
Calculate concrete, asphalt, and debris volume. Estimate dumpster sizes and disposal fees instantly.
HVAC Load Lite
Quick Manual J estimates for residential AC sizing based on square footage and climate zone.
Panel Load Calc
NEC-compliant residential service load calculator. Check if you need a panel upgrade.
Friction Head Loss
Calculate pressure drop and head loss for PEX, Copper, and PVC piping.
Roofing Pitch Calc
Optimize asphalt shingle orders with pitch multipliers and waste factors.
Drywall Estimator
Sheets, tape, and mud quantity optimized for Level 3-5 finishes.
Hardscape Tonnage
Calculate gravel, sand, and mulch based on density factors.
Fence Estimator
Estimate posts, rails, pickets, and concrete for 6ft or 8ft spacing.
Paint Estimator
Calculate gallons needed for walls based on texture factor.
Flooring Waste
Straight, Diagonal, & Herringbone pattern waste calculator.