... 3)1year free service4)water-proof motorUltra Low Noise FRP Cooling tower is designed to economic and ... materials of cooling tower.it is light,low noise and high quality.It is widely used in ... pressure, an energy-saving use and a low noise. Fixing angle of blade is changeable to meet ... Round Counter Flow FRP Cooling Tower Type: Standard, low noise and High temperature ,industrial type to meet customer's ...