TURBO® Fans Chore-Time's corrosion-resistant line of TURBO™ Fans are designed to help you meet the demands of ventilating livestock and poultry operations now and for future generations.  TURBO® Cone Fan High efficiency and high CFM output. One-piece cone improves air flow up to 10%. Cast aluminum blade. Cone/grill unit easily removes for cleaning and servicing fan. Plastic shutter.   TURBO® Grill Fan High efficiency and high CFM output. Cast aluminum blade. Easy to clean grill is also easy to remove (no tools are needed) for cleaning and servicing fan. Plastic shutter.   Round Circulating Fan Corrosion-resistant housing made of polyethylene plastic and stainless steel. Epoxy powder-coated grill is easy to remove for cleaning and servicing the fan. Fan hanger clips are built into the fan shroud.   TURBO® Tube Fan (swine only) Cast aluminum blade. Grill easy to remove for cleaning. Fits standard air and thin- or heavy-walled tubes.