Air-conditioning apparatus; Air cooling apparatus; Air filtering installations; Air purifying apparatus and machines; Air sterilisers; Circulators in the nature of water heaters; Desiccating units for producing dried fruits, cookies, vegetables; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Electric appliances for making yogurt; Electric fans for personal use; Electric heating fans; Electric air dryers; Electric floor heating sys...