Features:

50" and 36" exhaust fan with centrifugal system features

●All spare parts are made of durable material, all frames with zinc coating 275g/㎡.

●Motors with high efficiency,low consumption,pass simulation test in different farm conditions.

●Automatic tension-belts maintain constant tension effect and air volume.

●Heavy duty and self-aligning cast iron bearing,with the pre-lubricated.Special designed sealing structure for moisture-proof and dust-proof.

●Shutters are controlled by opening system.Comparing with hammer fan,shutters could be opened at 90°,less air resistance.The opening system is made of high strength nylon,good corrosion resistance.