WARNING: Not suitable for garden hose or water hose. The pressure washer gun core and foam lance core are made from heavy duty brass. The gun is an M22-14 threaded inlet fitting. Adjustable foam lance with 1/4" quick disconnect fitting. Requires a pressure washer over 1500 PSI of pressure for use, maximum pressure: 4350PSI. 140 degrees F max. Ability: 0.22 gallon/1L. 5-piece nozzle tip kit with 0 degree, 15 degree, 25 degree, 40 degree, soap jets for a variety of uses. ATTENTION: Not suitable for garden hose or water hose. Humanized design: Upgrade heavy duty brass neck with O-ring seal to prevent leaks. The high pressure snow foam cannon can be adjusted to your specific needs. The top knob controls the amount of water and the thickness of the foam, and the foam gun produces the thick foam. Adjustable rotating front nozzle to change the jet pattern: water column and fan. ATTENTION: Not suitable for garden hose or water hose. Pressure Washer Gun: M22-14 threaded inlet fitting (14mm inner diameter), suitable for 14mm diameter pressure washer hose fittings. And 1/4 inch outlet quick connector, the outlet is small but suitable. The gun has a lockable safety handle to prevent accidental throws. Simple to assemble, disassemble nozzle and washer gun. Easy to use: Put liquid soap and water in a proportion of your choice in the bottle to thicken the foam. Then connect the 1/4" quick connect plug to the pressure washer gun. Adjustable nozzle for precise mixing and foam generation. Turn the top knob to the right for the thickest mixture and adjust the nozzle for the right spray. Widely Used: Perfect for car cleaning, washing windows, driveways, roofs, washing upholstery. Professionals, enthusiasts and just about everyone loves it. Please note that the gun has an M22-14 threaded connection. If it doesn't fit your PRESSURE WASHER HOSE connector, please purchase the adapter coupler fitting separately.