For truly clean results: The foam nozzle allows for the addition of cleaning agents when using the Mobile Outdoor Cleaner OC 3, ensuring a more thorough, efficient, and gentle cleaning with better distribution of the cleaning solution. It produces a powerful foam that adheres well to surfaces and reaches hard-to-access areas - ideal for thoroughly cleaning bicycles, garden furniture, and more. The foam nozzle is mounted directly on the gun. The cleaning agent can be easily filled into the foam nozzle. The nozzle is compatible with all Mobile Outdoor Cleaners OC 3.