Dayton double inlet forward curve belt-drive blowers provide high-volume air flow even at low fan velocity in heating, ventilation, exhausting, cooling, humidifying and drying applications. These fans are made from galvanised steel in an open drip proof or TEFC enclosure and have NEMA frame. They feature regreasable pillow block ball bearings for smooth operation. Dayton blowers are Class F insulated for bearing high temperatures. Choose from a wide range of these forward curve blowers, available in 1.5, 3, 5, 7.5, 10, 15, 20 and 25 HP power ratings on Raptor Supplies.