Detailed offer Description Working principle and features: The fan coil unit (FCU as below) have no energy itself but through pipeline of central air conditioner supplying with chilled or cooled water into the copper tube of heat exchanger inside house, and the fan blow through the heat exchanger to cool or heat the temperature of the house. The FCU is characterized with energy-saving, high efficiency, low noise, reliable and convenient to select and install. Application scope The unit is widely used together with central air conditioning system in hotel, hospital, medicine factory, theater, commercial building, office building, enterprises, chemical industry, exhibition room, research institutes and so on. Rating capacity: Cooling:Inlet air dry-bulb temperature 27'C;wet-bulb temperature 19.5'C;inlet water temperature 7'C;outlet water temperature 12'C.Heating:Inlet air dry-bulb temperature 21'C;Cooling water inlet temperature 60'C; working pressure:1.6MPa. Size:FP-136 LZ,170 LZ,204 LZ,238 LZ. Tube size:inlet/outlet water pipe RC3/4 Condensing drain pipe R3/4 Installation, use and maintenance