Quiet operation due to backward-inclined blades.
Uses 6″ x 4″ or 6″ x 3″ couplers for 4″ or 3″ schedule 40 PVC pipe. 4″ strongly recommended.
Rotating motor, Class B insulation.
Fan blades attached to rotating motor provide excellent motor heat dissipation, even at near zero RPM.
Automatic thermal overload protection.
Designed for operation in air stream temperatures up to 150 degrees Fahrenheit.
Ball bearings are sealed and have a specially developed lubricant.
UL listed for outdoor use/wet locations (approval #E128817).
Backed with a five-year factory warranty.
Available with attachable 6 ft. appliance cord 115v AC, 60 HZ.
FR150 (Radon) Data Sheet