This aftermarket tangential style blower motor is designed to replace the left-side blower used on several older IronStrike wood-burning inserts. 100% ball bearing with quiet and fast flowing design. The tangential style of blower was used on the older IronStrike inserts and have been replaced with centrifugal blowers on the newer models. This is NOT the full kit, so mounting brackets are not included. Listing is for blower motor replacement only. For more information on the benefits of ball bearing blowers, read our. How Does a Fireplace Blower Work? L x W x H. Blower, Motor & Bearing. Class H (rated to 392°F). Integrated mounting bracket, hardware included. Noise Reduction Padding & Velcro. Included, pre-installed on bottom of blower. Wood-burning inserts, F3222 (H8683), MPI27 (H9192). 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 blower motor replacement. Listing and template services provided by inkFrog.