karcher se 4001 plus washer vacuum cleanerThe SE 4001 washer vacuum cleaner achieves deep cleaning of the fibers of textile surfaces, such as carpets, upholstery upholstered furniture, stairs with textile coverings, mattresses, tapestries and car seats. Clean tap water and Krcher carpet detergent RM 519 are sprayed under pressure on the textile surfaces and then vacuumed together with the loosened dirt. This makes this combined spray and suction unit ideal, for example, for allergy sufferers