BIB-12 MILL Lomanco 12-Inch Whirlybird Turbine Ventilator
BIB-12 MILL Lomanco 12-Inch Whirlybird Turbine Ventilator 12-inch whirlybird turbine ventilator ensures long life and no maintenanceReduces winter ice build-up and energy bills; withstands winds up to 147 MPH21 air-foil curved vanes with rolled vane edges to deflect waterVari-pitch base…
