Product Description The Karcher FJ 6 foam nozzle provides a powerful foaming action for easy cleaning of all surfaces. Ideal for the cleaning and care of cars, stone and wood surfaces and facades. To use the Karcher FJ 6 foam nozzle, simply pour the Karcher detergent directly into the foam nozzle, attach the nozzle to your pressure washer gun and apply the foam. The detergent dose can be easily adjusted on the foam nozzle using the yellow dial on top. The jet level can be easily adjusted as required. The FJ 6 foam nozzle is suitable for all Karcher K 2-K 7 pressure washers. This product is ideal for use with the Karcher Ultra Foam Cleaner. Ideal For The Cleaning And Care Of All Hard Surfaces - The FJ 6 Foam Nozzle provides a powerful foaming action for the easy cleaning of all surfaces. Easily Adjustable Detergent Dose - The dosage of detergent applied through the FJ 6 Foam Nozzle can be easily adjusted, ensuring you have just the right amount of detergent for your cleaning task. Transparent Detergent Container - Ensure that the detergent contents are always visible so you can plan your cleaning tasks accordingly. Compatible With All Karcher Pressure Washers - Suitable for all K 2 - K 7 Karcher pressure washers.