Filters, filter elements, filter cartridges and filter inserts for fluids, namely for water, water based solutions and are-water 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...