Dual Convection Transflo Blower (1TF18) for Country Comfort, Grizzly, Hawke. Aftermarket dual convection 2-speed distribution blower. Uses a high quality Fasco ball bearing motor and works with both 2-speed switches and rheostat variable controllers. Significantly improves the efficiency of your fireplace and easily replaces worn out or defective blowers. Tabs 2 & 3 should never both be connected to power at the same time. When used with a rheostat, tabs 1 & 2 should be plugged into power. Motor will overheat and burn out if used on 1 & 3 with a rheostat. Fits the following brands / models. For more information on the benefits of ball bearing blowers, read our. How Does a Fireplace Blower Work? L x W x H. 19″W X 3 ½”H X 4 ¼”D (blower), 19? “W x 2? D (mounting plate). Blower, Motor & Bearing. Class H (rated to 392°F). Mounts directly to OEM brackets. 1.6 / 1.8. Noise Reduction Padding & Velcro. Country Comfort, Grizzly, Hawke. See owner’s manual. 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. Ball bearing 2-speed blower motor replacement. Listing and template services provided by inkFrog.