Home/Tools/Water-Tank Runtime Calculator

Interactive commercial planning tool

Water-Tank Runtime Calculator

See how tank capacity and refill flow change usable spray time.

Payload comes before capacity

Water weighs about 8.34 pounds per gallon before the tank, machine, trailer and accessories. Verify legal payload, axle and tow ratings. Keep a reserve above the outlet and prevent the pump from drawing air.

As an Amazon Associate, we may earn from qualifying purchases.

Compare pressure-washer water tanks View on Amazon ↗