Adjustable Snow Foam Lance with 148243 quick disconnection fitting. Container Capacity 1 Liter 0.22 Gallon. Specification 1000 PSI to 3000 PSI, 2.0 to 5.3 GPM. EASY to install fill some soap into the bottle with warm water to get thick foam Then connect 148243 quick connection plug to Pressure Washer Gun or Wand. Finally, adjust the knob on the top to desired foam level and then Foam Blaster will disperse thick foam. The knob adjusts the foam dispensing amount and the nozzle adjusts the pattern. Adjustable nozzle for accurate mixing and foam generation. Turn the top knob right – to get the thickest mixture, adjust the nozzle to get a proper pattern, and let it loose.