The Karcher FJ6 foam nozzle provides a powerful foaming action for easy cleaning of all surfaces. Ideal for vehicles garden furniture façades stairways caravans paths walls terraces driveways etc. The FJ6 container is approx. 0.6 litres. To use the Karcher FJ6 foam nozzle simply pour the Karcher detergent directly into the foam nozzle attach the nozzle to your pressure washer gun and apply the foam.