Air conditioning installations; Air valves for steam heating installations; Anti-splash tap nozzles; Bathroom heaters; Electric pressure cookers; Mixer taps for water pipes; Radiators; Showers; Tap water faucets; Water cooling towers; Water filtering apparatus; Water fountains; Water sterilizers; Chromatography apparatus for industrial purposes; Electric lamps; Ornamental fountains; Pipes being parts of sanitary facilities; Refrigerating chambers; Taps for pipes and pipelines being parts of s...