The Annovi Reverberi 15" Max PSI 3200 3 GPM Rotary Surface Cleaner (MLSC15) is easy & quick to use. Used with either hot or cold water pressure washers with pressures of up to 3200 PSI. It can handle temperatures up to 140° F. 1/4" Male plug attachment walk behind, durable, removes tree sap, dirt & other non permanent materials that you want to remove from hard surfaces. The rotary cleaner blasts away dirty, grease & grime in all sorts of though cleaning areas...pools, decks, sidewalks, warehouse floors, restaurants, retail shipping centers garages, etc.