【WIDE APPLICATION】- This surface cleaner for gas pressure washers can be used on decks, patios, sidewalks, driveways, pool decks, parking lots, and many other horizontal flat surfaces. Help you get a time-saving cleaning. 【COMPATIBILITY & INSTALLATION】- This power washer floor cleaner has a trigger gun, attached to 3/8'' quick connector. Come with all accessories for easier installation. It is suitable for cold and hot water applications. 【EFFICIENT OPERATION】- This 4000 psi surface cleaner features dual handles with rubber covers for comfortable use. They are designed with a trigger gun for connecting the pressure washer hose. Both handles are angle adjustable. Four PCs universal castors are for smooth movement. 【STAINLESS STEEL HOUSING】- This product has heavy-duty stainless steel housing and handle. Equipped with a rotary rod with three jets, it offers efficient cleaning. Tough bristles control over-spray. No spray lines or damage to the concrete surface. 【PREMIUM SURFACE CLEANER】- This sidewalk cleaner for pressure washer delivers a commercial level cleaning, 18" ground surface cleaning. Max working pressure: 4000 PSI at 10.5 GPM. Min. Operating pressure: 2000 PSI at 3 GPM. NOTE: The high-pressure washer equipment connected to the surface cleaner shall not be less than 1000PSI. Higher pressure brings a cleaner washing effect. The nozzles are very small, which is particularly easy to block. As long as one is blocked, none of the three will work.