Filters, filter elements, filter cartridges and filter inserts for fluids, namely, for water and water based solutions; marine sewage holding tank vent filters; filters for drinking water; filters for air extractor hoods; water filtration and purification units and replacement cartridges and filters therefor; air filters for air conditioners in vehicle passenger compartments; filters and filtering devices for air and gas conditioning; filters for fluids, namely, for water and area-water solut...