Within filtration of high viscosity products there is a unique programme of self-cleaning scraper filters for paints, oils, varnishes and other viscous liquids. In addition to this, there is a wide range of other types of self-cleaning filters and strainers for water and other aqueous solutions with a filtration degree down to 1 micron. Within manual filters, there is a very large programme of filter bags and housings as well as the unique Maxload filter cartridges for filtering liquids with a high dirt content.