What detergents can I use with my Sun Joe SPX2100HH-SJG pressure washer that won't damage it? You should only use detergents that are specifically designed for pressure washers, such as Sun Joe's HOUSE +DECK WASH, SNOW FOAM AUTO WASH, and HEAVY DUTY CLEANER detergents. Do not use household detergents, acids, alkaline solutions, bleaches, solvents, flammable material, or industrial grade solutions, as these could damage your pressure washer. Related articles Can I use disinfectants as detergent with my SPX2599-MAX pressure washer? Sun Joe High-Pressure Washer Hose Compatibility Guide Shop Joe Detergent and Usage Pressure Washer Foam Cannon Compatibility Guide How do I assemble my SPX2599-MAX?