Min. Order Reference FOB Price
1 set US$135.00-230.00 / set
Product Description
Industrial Exhaust Fan Exhaust Fan Industrial Greenhouse Fans 1. Cooling fan advantages 1) There is a centrifugal pushpull device, which make shutters open up completely and keep fresh air constantly into the house. 2) When the centrifugal pushpull device closed, the sealing can ...