Sanitary apparatus and installations; water pipes for sanitary installations; wash-hand basins; wash-hand bowls; bath tubs; parts and fittings for the aforementioned goods

Siphons, outlet traps and air admittance valves (for use in drainage systems); parts and fittings for the aforementioned goods

Grilles made of metal for use in relation to air conditioning apparatus; flexible and rigid parts and fittings in this class; ducts of metal for use in relation to air conditioning apparatus; sheet metal for use in relation to air conditioning and ventilation apparatus

Louvres; dampers; plenums; registers; diffusers; grilles; apparatus and instruments in this class for regulating air flow, regulating directional air flow, regulating temperature and regulating noise produced by air conditioning installations