The Kew Nilfisk Alto Click&Clean Super Foam Sprayer is ideal for applying cleaning detergent to larger surfaces Produces a rich foam that stays on the surface longer making it easier to clean and reduces the need to re-foam when cleaning saving up to 30 detergent compared to the standard Nilfisk Click&Clean Foam Sprayer You can also adjust the detergent dosage according to your needs Fitted with a cleanable filter ensuring you get the optimum foaming performance for as long as possible Holds up to 500ml of Nilfisk detergent