Shutter mounted exhaust fans are widely used for ventilating warehouses, stores, factories, workshops, greenhouses and farm buildings. Shutter frames with prepunched mounting holes allow for easy installation.Features:All ventilators are UL 705 Standards listed 7" to 24" diameter aluminum blade propellers; 30" and 36" diameter galvanized steel blade propellers; 7" to 24" diameter are speed controllable Heavy duty guards have gray polyester coating to resist corrosion OSHA compliant guards Totally enclosed motors Speed controllable Shipped ready to install
Easy to install, shutter mount style exhaust fanIdeal for offices, factories, shops and farm buildingsFeatures a heavy grade, corrosion resistant coatingVoltage is 115, 60HzMeasures 12 inches in diameter