Digital Tools for the Job Site
Free, ad-free, and mobile-ready calculators for construction, HVAC, and electrical professionals.
Try Waste EstimatorPriority Tools
We are temporarily focusing search and navigation on the calculators that are closest to real contractor decisions. The rest stay live below as supporting 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.
More live calculators
These tools are still available. We are just not pushing them as hard in public navigation while the main estimating flows are being tightened.
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 standard spacing.
Paint Estimator
Calculate gallons needed for walls based on texture factor.
Flooring Waste
Straight, diagonal, and herringbone waste calculator.
Fence Optimizer
Alternative post layout and gate spacing estimator kept live for comparison.
Roofing Waste
Legacy roof material waste calculator kept live while the pitch flow stays primary.