11 Apparatus for lighting, heating, cooking, refrigerating, drying, ventilating water supply, and sanitary facilities, namely, fluorescent light fixtures in the nature of fluorescent lamps, fluorescent lighting tubes, LED light fixtures, heat exchangers not being parts of machines, heat recovery systems comprising heat recovery ventilators, cooling systems comprising beverage-cooling apparatus, cooling units for industrial purposes, refrigerators, cooling units for industrial purposes in the nature of tanks, food preparation and food processing equipment in the nature of immersion style chiller for use in food processing, functioning as last bacteriological intervention point in the chilling system, blast chillers for commercial food preparation and storage, air handling units in the nature of air handlers, condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, air cooled condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, coolers in the nature of evaporative air coolers, walk-in coolers, chillers in the nature of blast chillers for commercial food preparation and storage, ice machines, freezers, dryers used for the removal of solid, liquid and vapor contaminants from compressed air and gases, air curtains in the nature of air blowers, air purgers in the nature of industrial air purifiers, air treatment systems comprising ionization apparatus for the treatment of air, air purifiers, spray dryer absorbers in the nature of dryers used for the removal of solid, liquid and vapor contaminants from compressed air and gases, close control units in the nature of air conditioners, electric heaters for commercial use in the nature of preheaters, radiators, water softening apparatus and installations in the nature of water softeners, iron filtration systems comprising water filters, reverse osmosis systems comprising flow restrictors for reserve osmosis water purification units, water treatment equipment in the nature of reverse osmosis units, water purification systems comprising water purifiers, cleaners in the nature of air cleaning units, household air cleaners, electric yogurt makers in the nature of aseptic fruit mixers, pasteurizers for use in food, beverage, and pharmaceutical industry, water filters in the nature of sedimentation tanks; machines for the industrial heat technology, namely, heat exchangers not being parts of machines, heat recovery systems comprising heat recovery ventilators, cooling systems comprising beverage-cooling apparatus, cooling units for industrial purposes, refrigerators, cooling units for industrial purposes in the nature of tanks, air handling units in the nature of air handlers, coolers in the nature of evaporative air coolers, walk-in coolers, chillers in the nature of blast chillers for commercial food preparation and storage, air purgers in the nature of industrial air purifiers, air treatment systems comprising ionization apparatus for the treatment of air, air purifiers, spray dryer absorbers in the nature of dryers used for the removal of solid, liquid and vapor contaminants from compressed air and gases, close control units in the nature of air conditioners, electric heaters for commercial use in the nature of air preheaters, radiators, air intake systems comprising ventilation hoods, air filtering installations, air filter control systems comprising air filters for industrial installations, industrial air filter machines, fan coil units in the nature of coils as parts of distilling, heating or cooling installations, exhaust air ventilation systems comprising ventilating exhaust fans, ventilation hoods, unit heaters in the nature of electric space heaters, portable electric heaters, air curtains in the nature of air blowers, heat pumps, dehumidifiers, water cooling towers, condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, air cooled condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, electric heaters for commercial use in the nature of preheaters, ash handlers in the nature of slurry treatment units for stabilizing and sanitizing slurry, desublimators in the nature of separators for the cleaning and purification of liquids, air, gases; heat exchangers and accessories for heat exchangers, namely, air-cooled heat exchangers, finned tube heat exchangers, single tube heat exchangers, plate heat exchangers, shell and tube heat exchangers, heat recovery systems comprising heat exchangers being parts of machines, heat sinks for use in machines, compressors for recovering and recycling refrigerant gases, refrigerant recovery pumps, cooling systems comprising beverage-cooling apparatus, cooling units for industrial purposes, refrigerators, cooling units for industrial purposes in the nature of tanks, air handling units in the nature of air handlers, coolers in the nature of evaporative air coolers, walk-in coolers, chillers in the nature of blast chillers for commercial food preparation and storage, air purgers in the nature of industrial air purifiers, air treatment systems comprising ionization apparatus for the treatment of air, air purifiers, spray dryer absorbers in the nature of dryers used for the removal of solid, liquid and vapor contaminants from compressed air and gases, close control units in the nature of air conditioners, electric heaters for commercial use in the nature of air preheaters, air intake systems comprising ventilation hoods, air filtering installations, air filter control systems comprising air filters for industrial installations, industrial air filter machines, fan coil units in the nature of coils as parts of distilling, heating or cooling installations, exhaust air ventilation systems comprising ventilating exhaust fans, ventilation hoods, unit heaters in the nature of electric space heaters, portable electric heaters, air curtains in the nature of air blowers, heat pumps, dehumidifiers, water cooling towers, condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, air cooled condensers in the nature of refrigerator condensers, gas condensers other than parts of machines, barometric condensers for condensing vapors by contact with liquids, electric heaters for commercial use in the nature of preheaters, ash handlers in the nature of slurry treatment units for stabilizing and sanitizing slurry, desublimators in the nature of separators for the cleaning and purification of liquids, air, gases, dryers used for the removal of solid, liquid and vapor contaminants from compressed air and gases, blowers in the nature of hot air blowers, chimney blowers, gas scrubbers, turbines in the nature of turbine ventilators, electric fans, duct air filters for air conditioning units, industrial installations; parts of the afore-mentioned goods, namely, component parts of water cooling towers in the nature of drift eliminators and fills for controlling water loss, ventilating louvers, water treatment apparatus in the nature of clarification and thickening machines for use in treatment of water, waste water and industrial water, structured packings in the nature of distilling units, filters for air conditioning, drinking water and filtration membranes in the nature of membrane filter cartridges for the separation of biomolecules in biopharmaceutical production, filter media in the nature of water filters, seals and drop tubes for treating groundwater and soil, plumbing fittings in the nature of baffles, heat transfer plates in the nature of hot plates, bundles in the nature of radiators, electric fans; all afore-mentioned goods also manufactured according to customers' order