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Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
air filters for air cleaners, air filters for air conditioning units, air filters for commercial and domestic air purifiers; air filters for commercial and domestic heating, ventilation, and air conditioning products, namely, ducted split air conditioners, whole house air cleaners, air handlers, furnaces, duct-free split air conditioners, mini-split air conditioners, air conditioning filter cassettes, satellite air conditioning units, hi-wall units, console units, underceiling units, slim pack units, through the window air conditioners, portable air conditioners, roof-top units, packaged terminal air conditioning units (ptac), ducted ventilation products, return air grilles, clean rooms [; air filters for heat exchangers; combined air filters and heat exchangers; air filters for humidifiers and dehumidifiers, air filters for fans and fan heaters, air filters for air cleaners and air conditioners for land vehicles, ships and airplanes ]