AIR REVOLUTION UNIT

heating, ventilating, and air-conditioning equipment and accessories, namely, fresh air blowers being hot air blowers and air cooling apparatus, automatic furnace chimney vent dampers, evaporator coils as part of heating or cooling installations; air conditioner and heating apparatus consisting of low to medium static pressure hot-air and cold-air condensors, blowers and compressors as components for the commercial market; fluid, air and water heaters, and chillers for domestic, commercial and industrial use, namely, thermal fluid heaters being heating installations, make-up air heaters, air-cooled chillers being air conditioning apparatus, water-cooled chillers being water cooling installations, compressor chillers being air conditioning apparatus, and absorption liquid chillers for air conditioning purposes; air delivery and handling units, namely, air conditioning and heating apparatus for cooling, heating and ventilating domestic, commercial and industrial buildings and for use in commercial process applications; air conditioning units consisting of air induction units, filters, humidifiers, ventilators, diffusers, blenders and convectors; condensing units for air conditioners; heating and heat exchanging apparatus not being parts of machines, and refrigerating, freezing and chilling apparatus for industrial and domestic use, namely, fan-coil units, electric fans and blowers being hot air blowers and air cooling apparatus; furnaces; air conditioners and heat pumps; heat exchangers not being parts of machines for use in heat transfer for industrial and commercial uses; air conditioners, furnaces and heat pumps; Refrigeration Units; Fluid, Air, and Water Heaters and Coolers being heating installations, air cooling apparatus, water cooling installations, and electric coolers for Domestic, Commercial, and Industrial Uses; Air Delivery and Handling Units for Cooling; Heating, and Ventilating Domestic, Commercial, and Industrial Buildings, and for Use in Commercial Process Applications; Hydrocarbon Fuel Burners, Incinerators