These cooling towers does not require fan and PVC fills. 100% guaranteed for No power & No maintenance. Special aero dynamic designed FRP louvers reduces spillage and evaporation loss. Hat Dip galvanized structurals and S.S. Fasteners increase the life time and efficiency of the tower. It can be installed for any range of cooling applications. Non-clog nozzles easy for cleaning and very affordable price for keeping some nozzles as spares.