Steam accumulators; heat accumulators; hot air apparatus; air deodorising apparatus; ionization apparatus for the treatment of air or water; air cooling apparatus; gas scrubbing apparatus; desiccating apparatus; hand drying apparatus for washrooms; water filtering apparatus; steam facial apparatus [saunas]; air purifying apparatus and machines; water softening apparatus and installations; fans [air-conditioning]; fans [parts of air-conditioning installations]; electric fans for personal use; ventilation [air-conditioning] installations for vehicles; ventilation [air-conditioning] installations and apparatus; extractor hoods for kitchens; ventilation hoods; ventilation hoods for laboratories; water heaters; water heaters [apparatus]; water purification installations; water purifying apparatus and machines; water supply installations; water flushing installations; flushing tanks; disinfectant apparatus; chimney flues; disinfectant dispensers for toilets; stills; distillation apparatus; distillation columns; flues for heating boilers; immersion heaters; safety accessories for water or gas apparatus and pipes; chimney blowers; humidifiers for central heating radiators; coils [parts of distilling, heating or cooling installations]; level controlling valves in tanks; air valves for steam heating installations; air-conditioning apparatus; air conditioners for vehicles; taps [cocks, spigots] [faucets (Am.)] for pipes; taps [faucets]; mixer taps for water pipes; radiator caps; heating elements; hot plates; air reheaters; heating plates; stoves [heating apparatus]; hot air bath fittings; heating installations [water]; heating installations; heating apparatus, electric; heating apparatus for solid, liquid or gaseous fuels; heating boilers; lighting installations for air vehicles; light-emitting diodes [LED] lighting apparatus; air driers [dryers]; cool boxes, electric; purification installations for sewage; boilers, other than parts of machines; steam boilers, other than parts of machines; washers for water taps; anti-splash tap nozzles; radiators [heating]; radiators, electric; central heating radiators; sinks; heat regenerators; regulating and safety accessories for water apparatus; regulating and safety accessories for gas pipes; regulating accessories for water or gas apparatus and pipes; regulating and safety accessories for gas apparatus; dampers [heating]; refrigerators; expansion tanks for central heating installations; sanitary apparatus and installations; luminous house numbers; sterilizers; water sterilizers; air sterilisers; laundry dryers, electric; drying apparatus; drying apparatus and installations; heat pumps; heat guns; heat exchangers, other than parts of machines; thermostatic valves [parts of heating installations]; pipes [parts of sanitary installations]; boiler pipes [tubes] for heating installations; ultraviolet ray lamps, not for medical purposes; steam generating installations; air-conditioning installations; cooling installations for water; air filtering installations; filters for air conditioning; filters for drinking water; cooling installations for liquids; cooling installations and machines; refrigerating apparatus and machines; refrigerating containers; refrigerating chambers; refrigerating display cabinets; cooling appliances and installations; refrigerating appliances and installations; refrigerating cabinets; kettles, electric.