๐งน Cleaning
Pressure Washer Calculator
Pressure washing time is set by how wide a pass you can make, not by the washer's power, so a wider nozzle covers ground faster but cuts less deep into the surface. Water use follows directly from the flow rate and the time you are actually spraying.
How it works
Area to clean
Cleaning pass width
Your walking speed
Washer flow rate
Overlap between passes
Number of passes
Setup and packing away
Water price
Area covered per minute
Cleaning time
Total job time
Water used
Water cost
Advice
Frequently asked questions
How do I use the Pressure Washer Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.