water supply equipment and sanitary installations being plumbing fittings in the nature of valves; thermostatic mixing valves being part of sanitary installations; manually and automatically controlled plumbing fittings for water inlets and outlets being manual and automatic controls in the nature of valves; taps for washstands, for bidets and for sink units being faucets, taps for tubs and showers being faucets; showers, overhead showers, lateral-jet showers, hand held showers, all the afore...