Can you lower the pressure on a pressure washer? - Quora
Pressure regulator, unloader valve
Amazon.com : High Power Compact Electric Pressure Washer High Pressure 105bar, 3 Types of Water Outlet Modes, Turn Off The Gun, Shut Down, Self-Priming, Dual Water Type 0-120% Adjustment : Patio, Lawn
Powerhorse Portable Gas Cold Water Pressure Washer — 4000 PSI, 4.0 GPM, Model #1574200 | Northern Tool
The 6 Best Pressure Washers of 2023 | Reviews by Wirecutter