11
Heating, ventilating and steam generating apparatus and installations, and components therefor, included in class 11; Air-conditioning apparatus and installations; Refrigerating apparatus; Drying installations; Heat storage apparatus; Air filtering installations; Filters for ventilating, air conditioning and air purifying apparatus; Filters for air conditioning; Air humidifying installations; Air dehumidifying apparatus; Driers (Air -); Ventilation devices and installations; Systems, apparatus and installations for ventilating, air conditioning, air purifying, heat recovery, humidifying and dehumidifying purposes; Radiators; Heating/cooling radiators; Heating/cooling convectors; Panel radiators; towel dryers; Solar collectors and heating systems; Installations for generating thermal energy from solar collectors; Heat exchangers, other than parts of machines; Exhaust gas, air and water heat exchangers and systems; Heat pumps; Heat regenerators; Heat/moisture exchangers; Enthalpy exchangers; Heat accumulators; Latent heat accumulators, hot water tanks; Pressure water tanks; Water heaters; De-icing apparatus and installations; Electric heating apparatus and installations, electric heating cartridges and cartridge heaters; Electric refrigerating apparatus and installations; Electric cooling cartridges; Electric cartridge coolers; Fans, in particular exhaust fans, mufflers being components of ventilating systems and ventilating pipes; equipment, Installations and accessories for heating, cooling and aerating rooms; Apparatus, installations and accessories for heating, cooling, humidifying and dehumidifying air in rooms; Apparatus, installations and accessories for conditioning and treating air in rooms; equipment, Installations and accessories for purifying air, in particular for filtering air; Parts and fittings for all of the aforementioned goods