GFK-160A Fan Kit Blower Unit 160 CFM Fan. Product Dimensions? 15 x 6 x 6 inches; 6 Pounds. Item model number? GFK-160A. Date First Available? April 1, 2004. Customer Reviews: 4.3 4.3 out of 5 stars 55 ratings. Item Weight:? 6 pounds. Product Dimensions:? 15 x 6 x 6 inches. Item model number:? GFK-160A. Assembled Height:? 6 inches. Assembled Length:? 15 inches. Assembled Width:? 6 inches. Date First Available: April 1, 2004. Fits Heat and Glo and Quadrafire Gas Fireplaces. Operates on 120 VAC, 60 Hz power. Comes with installation instructions. The GFK-160A Blower has been designed to circulate room air through the fireplace to enhance heat output. The GFK160A blower system operates on 120 VAC, 60 Hz power. This is available through a receptacle in the factory installed junc- tion box. The junction box is located in the controls com- partment of the fireplace. A variable speed control is provided with the blower system to provide quiet forced air flow at the desired speeds. A tem- perature sensor switch, which automatically turns the blower ON/OFF, is also provided with this kit.