... following advantages:1.The wind machine adopts the most advanced design, with large air volume, low noise, long service life, ... strong R & D and production team, according to customer requirements design and manufacture of specialized products.3.We understand the various ... minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); 4" Inline fan Duct Mixed-Flow inline fan HF-100P