air filtering installations; air-conditioning apparatus; heating installations; bath tubs; dehumidifiers; electric heaters; electric refrigerators; electric radiators; filters for swimming pools; floor heating apparatus; solar thermal collectors; heat pumps; hot air curtains [air conditioners]; installations for processing nuclear fuel and nuclear moderating material; heating pads for pets, electric, other than for veterinary purposes; radiators, electric; radiators [heating]; space heaters; swimming pool heaters; water heaters