Harman Absolute43 Convection Transflo Blower (3-21-07775). Our Harman 3-21-07775 blower improves on the original design in several ways. Features a 100% ball bearing motor and sealed ball bearing outise spindle bearing. The factory blowers mostly used plastic outside bearings, which had a tendency to fail prematurely and lead to noisy operation. Ours uses high grade sealed bearings with a high temperature lubrication. Please consult the fireplace model compatibility guide below to ensure fitment. This blower is constructed of high grade materials and is engineered to operate smoothly, efficiently and last a long time. An optional cross support brace is available to help further stiffen the chassis and prolong bearing life. Benefits of Adding a Fireplace Blower. Improves fireplace efficiency by as much as 80%. Helps reduce costly energy bills. Heats large rooms effectively. Installs quickly and easily. 100% ball bearing replacement blower. Power cords and blower chassis diagonal support braces are NOT included with replacement blowers. If you’re installing a blower for the first time, a blower kit may be required. Replacement blowers are intended to replace worn or defective blowers and do not include the components of a full blower kit. This blower may be used as a universal replacement blower, so please review dimensions before purchasing. For more information on the benefits of ball bearing blowers, read our. How Does a Fireplace Blower Work? L x W x H. 10 1/4″ x 4 1/4″ x 3 9/16. 7.0″ x 2.0″. Blower, Motor & Bearing. Class H (rated to 392°F). Mounts to original mounting bracket. Noise Reduction Padding & Velcro. Yes, noise reduction padding is included. Panorama (BISPAN), Tradition CE (BISTRADCE), Ultima-1 (BISULTIMA-1), Ultra (BISULTRA). Brentwood SP, Cambria, Montecito, Solana, Villa Vista. Le Laval, HE43, SB36, SB42, SE36, SR42. Listing and template services provided by inkFrog.