installations and apparatus for air-conditioning; ventilation [air-conditioning] installations and apparatus; air-conditioning devices; impellers [parts of air-conditioning apparatus]; air conditioning filters; fans [parts of air-conditioning installations]; hoods for air-conditioning apparatus; humidification apparatus for use with air-conditioning apparatus; evaporators for air conditioners; evaporators for air conditioning apparatus; air vents [ventilation systems]; central air-conditioning installations; combined heating and air-conditioning apparatus; air heating apparatus; appliances for heating; apparatus and installations for heating, cooling, steam generating, drying and ventilating; heating installations; catalytic combustion heating apparatus; thermostatic valves [parts of heating installations]; coils [parts of distilling, heating or cooling installations]; dosing valves [parts of heating or gas installations]; dampers for ventilating installations; filters for use with apparatus for ventilating; room ventilators [supply dampers]; lighting fittings

acoustic insulation; insulating materials for building; insulating materials; thermal insulators; thermal insulating materials; acoustic insulation panels; acoustic insulation materials; insulation materials for air conditioners

heating ducts, not of metal; ducts, not of metal, for ventilating and air-conditioning installations; non-metal ducts, not for electrical circuitry; ventilating ducts, not of metal; vent covers, not of metal, for HVAC ducts; vent covers, not of metal; grilles, not of metal, for ventilation openings; grilles, not of metal