Product Name: China Best Quality Exhaust Fan /Ventilation Fan Model NO.: bolide1100 Certification: CSA, RoHS, UR, ISO, UL, CE, CCC Mounting: Wall Fan Electric Current Type: AC Type: Exhaust Fan Blade Material: Stainless Steel Material: Aluminum Fan Thickness: 1.0mm frame: Galvanized Coated Trademark: bolide Transport Package: Unassembled in Bulk Specification: 1100*1100*450 Origin: China HS Code: 8414809090 Product Description Qingzhou Changtai Machinery CO,ltd is a professional manufacture of exhaust fan , cooling pad , feeding silo , feeding line and drinking line.etc.we have a high-quality staff team , products R&D capability strong, rich professional knowledge and products designed to fully meet the needs of our customerswe have trademark BOLIDE is famous in the world .welcome all to my factory for business talk.modeldiameter of bladesair volumepowermotor speedsizevoltagefrequencyYUGE900900mm30000m3/h0.75kw1400r/min1000*1000*450mm380v50hzYUGE10001000mm35000m3/h0.75kw1400r/min1100*1100*450mm380v50hzYUGE12501250mm42000m3/h1.1kw1400r/min1380*1380*450mm380v50hzYUGE14001400mm55800m3/h1.51400r/min1530*1530*450mm380v50hz