... chilled water, brine, freon, ammonia, glycol and other refrigerants. Heating Cooling coils are constructed by Tubes: Copper, brass, cupronickel, carbon steel, aluminum ... or stainless steel, Fins: Aluminum, copper, carbon steel, stainless steel, Casings: Galvanized steel, aluminum, copper and brass alloysHeating cooling exchanger coil DimensionWorking ...