If you need to replace a fan blade or propeller in your industrial vent or HVAC system, look no further. Zoro’s selection of replacement propellers include fan blades, rotors, exhaust propeller fans and much more. Believe it or not, these blades and propellers actually do wear down or—even more likely—break. So find the size blade or propeller you need to replace, and make it happen. Check out our selection of aluminum fan blades, too.