MANUFACTURING FEATURES: Fully made of galvanized steel sheet. All models fitted with single inlet backward curve impellers. Transmission shaft with anti-corrosion treatment. The transmission shaft standing out in both fan sides to allow the assembly of the motor, pulleys and belts. Cubic assembly with lateral panels to reinforce the fan. Fan with ball bearing greased for life assembled with rubber ring of fan with ball bearings greased for life assembled in a base support. APPLICATIONS: Specially designed for duct assembly are suitable for: General ventilation., assembly inside cabinets. Renovation of stuffy air environments in buildings and industry. Fresh air injection in any local types, buildings and industry installations. Ventilation in work shops. Hood kitchen. Clean air transport, chillers and cooling or air treatment equipment. Hotline : 0899156226 ID line@ : @EuroventBlower Email : info@euroventblower.com Main Website : http://goo.gl/NWAMZ2