FJ 6 Foam Nozzle with extra powerful foam for effortless cleaning of all surfaces such as paint, glass, or stone. Simply fill the foam nozzle with Kärcher cleaning agents, attach it to the gun, and dispense the foam. The cleaning agent dosage can be easily adjusted on the foam nozzle (yellow button). The spray angle is adjustable as needed. Suitable for all Kärcher consumer high-pressure cleaners in classes K2 to K7. Ideal when used with Kärcher Ultra Foam Cleaner.