Machines & pumps · Field notes

Soft wash pump systems

The right tool for siding, roofs, and cages. Low pressure plus the right mix beats pressure almost every time.

Field guidance from our own work — not a scored test. We add full hands-on tests as we run them, with the conditions written down.

A soft wash system moves a diluted cleaning mix at low pressure — usually close to garden-hose pressure at the surface. That is exactly why it is the correct method for anything that is not flat, hard concrete: painted siding, stucco, roof shingles and tile, and screen enclosures.

What matters in the field is steady flow and consistent dilution, not peak pressure numbers on a box. A system that keeps the mix metered and the pressure gentle is what keeps paint on the wall and granules on the roof.

We do not publish a score here because the right pump setup depends on the job. If you are shopping, the honest answer is: match the machine to the surfaces you actually clean.

Related guide: Soft wash vs pressure washing