Faucets; Bath installations; Disinfectant apparatus; Disinfectant apparatus for dispensing solutions into water-pipes for sanitary installations; Floor drains; Heating systems composed primarily of tubes, pipes and pre-assembled manifolds through which cold or low temperature water circulates; Plumbing fittings, namely, valves; Radiators; Regulating accessories for water supply, namely, metered valves; Sewage purification apparatus; Thermostatic valves