Dehumidifiers; Flashlights; Freezers; Luminaries; Refrigerators; Acetylene burners; Air-conditioning installations; Coffee roasters; Domestic cooking ovens; Electric meal delivery units for institutional food services; Electric waffle irons; Gas stoves; Hot tubs; Ice machines; Pipes for heating boilers; Refrigerating machines; Solar collectors; Swimming pool chlorinating apparatus; Ventilating exhaust fans; Water filtering units for aquariums