11 Air-conditioning apparatus; fans for air-conditioning apparatus; air cooling apparatus; extractors, namely, ceiling and electric cabinet fans, electric centrifugal filtered supply fans, electric centrifugal roof and wall fans, energy recovery ventilators, direct gravity vents for gas appliances, electric high volume low speed fans, electric in- line/sidewall duct fans, electric jet fans, electric roof propeller fans, electric sidewall propeller fans, electric tube axial fans, electric utility vent fans; heating apparatus for solid, liquid or gaseous fuels; heating apparatus, electric, namely, air heating apparatus, floor heating apparatus, water heating apparatus, radiant heaters for household use, infrared heating apparatus for household use