This is a Skytech FK-165 Universal Fan Kit. The Skytech model is a replacement for the Lennox Superior FBK 250 fan kit. Low Profile Compact Design Fits Most Fireplaces. Sealed Ball Bearing Construction (No sleeve bearings). Increased CFM provides more air movement.Includes Solid State Electronic Speed Control. Real people, Real Tech Support, Real Fast. The people at Skytech have excellent customer service located in Indiana that know about fireplaces and are the best I have ever dealt with. The FK-165 Fan kit information. Sealed Bearing Construction for long lasting and Quiet Operation. Magnetic Mount for Quick and Secure Installation. This is also a Universal kit and will work in other fireplaces. If it will fit in your existing fireplace, it will work in your existing fireplace. 12 1/4" wide by 3 3/4" high by 4 1/2 deep. The item "Lennox Superior Fireplace Blower FBK 250 Fan Replacement Kit Quiet" is in sale since Wednesday, November 9, 2011. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Fireplaces & Stoves\Replacement Parts". The seller is "mark14187" and is located in Millington, Michigan. This item can be shipped to United States, Canada.