Electronic controllers; terminal controllers [electric]; computer hardware; computer software

Ventilating apparatus and installations; air-conditioning apparatus and installations; heating apparatus and installations; refrigerating apparatus and installations; fan heaters; temperature responsive control apparatus [thermostatic valves] for central heating radiators; water cassettes; refrigerators (chiller); automatic temperature regulators for central heating radiators; dehumidifiers; fan coils (fan coil units); coils [parts of distilling, heating or cooling installations]; air filters for air conditioning units; heat pumps; sectional radiators; radiant heaters; convectors [radiators]; water coolers; water coolers and heaters; heat recovery units; rooftop air conditioners; ventilation terminals; hydronic heating and cooling systems; convector heaters; air handling units; fans [air-conditioning]