... with high-quality steel plate stamping, light weight 10'' industrial exhaust fan sizes:10'',12'',14'' 16'' 20'' 24''dia:25cm,30cm ... ,35cm,40cm,50cm,60cm1.item no.:DF25-A12.size:10 inch ,25cm 3.power:57WRPM:1300-1450r/minstrong wall, portable exhaust ... -A120''2321200-135059*59*28cmDF60-A124''2471200-135069*69*27cm 10''industrial exhaust fan