Heating equipment, apparatus for ventilating; refrigerating apparatus; infrared lamps; infrared heating panels; infrared lamps, not for medical purposes; heating apparatus, electric; heating installations; gas fired heating installations; industrial heating installations; heating installations for fluids; boilers for use in heating systems; burners for heating installations; heaters for vehicles; heating installations for nitrate solutions; heating installations for industrial use; control devices [thermostatic valves] for heating installations; control units [thermostatic valves] for heating installations; closed circuit heating installations; solar energy powered heating installations; coils being parts of heating installations; heating installations incorporated in windows; heating installations incorporated in glass; heating installations for use with gaseous fuels; heat regulating devices [valves] being parts of heating installations; valves (solenoid controls for automatically operating -) [parts of heating installations]; valves (temperature sensitive controls for automatically operating -) [parts of heating installations]; gas operated apparatus for heating; filters for heating apparatus; residential heating units; flues for heating apparatus; catalytic combustion heating apparatus; industrial heating apparatus; air conditioning fans; air conditioning installations; air conditioning apparatus; filters for air conditioning; mobile air conditioning apparatus; electric air conditioners; central air conditioning installations; portable air conditioners; air inductor apparatus [air conditioning]; ventilation [air-conditioning] installations and apparatus; fans for air conditioning apparatus; residential air conditioning units; air conditioning for use in transportation; window air conditioning apparatus; air conditioning for data processing rooms; air conditioning apparatus for ships; air conditioners for vehicles; hoods for air conditioning apparatus; power filters for airconditioning; evaporators for air conditioners; air filters for air conditioning units; axial fans for air-conditioning; air conditioning installations for cars; air conditioning installations for household purposes; valves for air conditioners; domestic air conditioning installations; window-mounted air conditioning units; combined heating and air conditioning apparatus; air conditioning apparatus for commercial use; air conditioning installations for agricultural use; fans [parts of airconditioning installations]; central air conditioning installations for household purposes; air conditioning installations for industrial purposes; motorised fans for air conditioning; impellers [parts of air conditioning apparatus]; vent covers [parts of air conditioning installations]; HVAC systems (heating, ventilation and air conditioning); air conditioning apparatus for industrial use; extractors [ventilation or air conditioning]; filters for use with apparatus for air conditioning; ventilation [air-conditioning] installations for vehicles; radiators [for industrial air-conditioning purposes]; sliding plate smoke dampers; heating, ventilating, and air conditioning and purification equipment (ambient); sliding plate fire dampers; vehicle HVAC systems (heating, ventilation and air conditioning); window-mounting air-conditioners [for industrial purposes]; electrically powered air blowers for airconditioning purposes; central air-conditioning installations [for industrial purposes]; humidification apparatus for use with air conditioning apparatus; locally induced air-conditioners [for industrial purposes]; draught regulators for preventing the spread of flames; draught dampers for preventing the spread of fire; draught dampers for preventing the spread of gases; draught dampers for inhibiting the spread of fire; draught regulators for preventing the spread of smoke; apparatus for heating; furnace boilers; heating frames; heating armatures; radiators; dampers [heating]; heating elements; hot water heaters; solar thermal collectors [heating]; fixed heating burners; flues for heating boilers; skin effect heating; water distributor armatures for heating; heating apparatus and installations; boiler pipes [tubes] for heating installations; thermal storage instruments [solar energy] for heating; valves as part of radiators; vortex inhibitors; coils [parts of distilling, heating or cooling installations]; recuperators for pre-heating combustion air in heating systems by the use of hot flue gas; apparatus for ventilating; ventilating installations; ventilation terminals; air inductor apparatus [ventilation]; extractor units [ventilation]; mobile ventilating apparatus; industrial ventilation apparatus; turbine ventilators [ventilation apparatus]; ventilating apparatus for vehicles; hoods for ventilating apparatus; heat sinks for use in ventilating apparatus; ventilation installations for kitchens; filters for use with apparatus for ventilating; residential ventilating units; flues for ventilating apparatus; filter elements for the air vents of water supply tanks; electrically powered air blowers for ventilation purposes; electrically powered blowers for ventilation; ventilation grilles being parts of extractor fans; motorised fans for ventilation; solar powered ventilation apparatus; apparatus and installations for ventilating; ventilators for automobiles; dampers for ventilating installations; ultra-violet sun ray lamps for cosmetic purposes; heat pumps; heat exchangers, other than parts of machines; heat accumulators; heat regenerators; heat generating apparatus; heat pumps for energy processing; shell heat exchangers; electric hotplates; heat exchangers for central heating purposes; evacuated heat pipe solar collectors [heat exchangers]; ventilators for heat exchangers; heat exchangers for the removal of condensate; apparatus for controlling temperature in central heating radiators [valves]; nuclear cogeneration plants; warmers [not for medical use]; drying apparatus for chemical processing; security lighting incorporating a heat activated sensor; thermostatic valves; radiator valves [thermostatic]; temperature regulators [thermostatic valves] for central heating radiators; temperature sensors [thermostatic valves] for central heating radiators; control valves (thermostatic -) for central heating radiators; temperature limiters for central heating radiators [thermostatic valves] incorporating bi-metallic discs; temperature limiters for central heating radiators [thermostatic valves] incorporating expansion rods; temperature responsive control apparatus [thermostatic valves] for central heating radiators; temperature sensitive switches [thermostatic valves] for central heating radiators; infrared lamps for drying the hair; infrared radiators; infrared drying apparatus for the hair; temperature sensing apparatus [thermostatic valves] for central heating radiators; valves (thermostatic -) [parts of heating installations]; air-conditioning installations