... 900B1000*1000*4000.55shutter, frame, wind set aregalvanized, blade is stainlesssteel 9FJ-1000B1100*1100*4000.759FJ-1250B1385*1385*4001 ... *1535*4001.5Hammer style9FJ-900B1000*1000*4000.55shutter, blade are stainlesssteel sheet9FJ-1000B1100*1100*4000.759FJ-1250B1385*1385 ... 900B1000*1000*4000.55shutter, frame, wind set , fan blade aregalvanized9FJ-1000B1100*1100*4000.759FJ-1250B1385*1385*4001.19FJ- ...