SEBO duo P all in one carpet cleaning powder is an easy and convenient way of cleaning and protecting your carpets. Duo P is made from thousands of micro sponges. As it is brushed through the carpet, a cleaning solution in the sponges dissolves dirt which is then removed when the powder is vacuumed out. For the ultimate results, SEBO produce a dedicated "+SEBO+":http://www.go-electrical.co.uk/view/area/Catalog/section/Browse/by/Brand?_start=0&_howmany=10&ref=10 Brushing Machine. The GAF Allergy Research Centre in Germany found, in a long term test, that 6 months after a single cleaning with duo P, seven out of ten carpets remained free of dust mite allergens.