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Water treatment filters, other than those for ultrafiltration, with asymmetric membranes; Water treatment devices, other than those for ultrafiltration, with asymmetric membranes; Water treatment installations, other than those for ultrafiltration, with asymmetric membranes; Transportable water treatment installations, other than those for ultrafiltration, with asymmetric membranes; Water treatment devices for water softening, other than those for ultrafiltration, with asymmetric membranes; Ultraviolet sterilisation apparatus (apparatus for water treatment), other than those for ultrafiltration, with asymmetric membranes; Reverse osmosis filter apparatus (apparatus for water treatment), other than those for ultrafiltration, with asymmetric membranes; Cartridge filter apparatus (apparatus for water treatment), other than those for ultrafiltration, with asymmetric membranes; Ionisation apparatus for water treatment, other than those for ultrafiltration, with asymmetric membranes; Chemical sterilisation apparatus (apparatus for water treatment), other than those for ultrafiltration, with asymmetric membranes; Water treatment devices for water softening for household purposes, other than those for ultrafiltration, with asymmetric membranes; Installations for water treatment by means of osmotic procedures, other than those for ultrafiltration, with asymmetric membranes; Drying apparatus for gravimetric metering for water treatment, other than those for ultrafiltration, with asymmetric membranes; Water dispensers, other than those for ultrafiltration, with asymmetric membranes; Water pipe protectors, other than those for ultrafiltration, with asymmetric membranes; Water filters for agricultural purposes, liquid manure vitalisers, other than those for ultrafiltration, with asymmetric membranes