Air King AK55L Combination Ceramic 1350 Watt HeatersThese Heaters are the Solution to Rooms that Need Extra Warmth. Whether You Want Extra Lighting, a Night Light and/or an Exhaust Fan is Up to You. We have the Combination that is Right for Your Need.The Air King Ceramic Heating Element Produces Heat by Passing Current Through a Self Regulating Ceramic Heating Element. The Element Adjusts Itself to the Surface Temperature, Regulating it to Produce a Constant Heat. As Air is Passed Through the Element, it will Adjust to Maintain the Temperature. The Air King Combination Heaters will Instantly Make Your Home a More Comfortable Place. HVI2100 Certified with a Self regulating Ceramic Heating Element that Maintains a Lower Surface Temperature than Traditional Coil Heaters Easily Installs Using the Included Adjustable Hanging Brackets, Available in Contractor Packs (1 Housings and 1 mbgs) 100 watt Maximum Standard Bulb (Bulb Not Included). Moonstone Glass Light Lens Diffuses Light Throughout the Room and will Not Yellow and Become Brittle over Time Like Most Plastic Lens CFM (Air Movement): 70 Sones (Sound): 5 Exhaust Capacity: 65 - 85 sq. ft. Duct Size: 4" Metal Amps: 11.2