Taps faucets; radiators for heating; floor drains as plumbing fittings; lamps; water conduit installations, namely, flexible pipes being parts of bath plumbing installations; pipe regulating accessory for hot-water heaters; water-pipes for sanitary installations, namely, flexible pipes being parts of basin, sink, and shower plumbing installations; electric radiators for heating buildings; toilet bowls; bath fittings, namely, sink strainers, aerators for faucets, and tub control valves