Air-conditioning, air cooling and ventilation apparatus and instruments; Apparatus for disinfecting water; Aquarium lights; Baths, bathtubs, whirlpool baths and bath installations; Electric radiant heaters; Hot tubs; Mixer faucets for water pipes; Plumbing fittings, namely, cocks; Sauna bath installations; Shower tubs; Spigots; Taps for washstands; Washers for water taps