11H38 | DAMPER BLADE W/PIVOTS | Lennox

11H38 Blower Damper Blade by Lennox This genuine Lennox replacement part is a direct fit for your Lennox HVAC system. The 11H38 Blower Damper Blade is made from durable materials and is designed to provide years of reliable service. The 11H38 Blower Damper Blade is responsible for regulating the airflow in your Lennox HVAC system. When the damper is open, air can flow freely through the system. When the damper is closed, the airflow is blocked. This allows you to control the temperature in your home or business by adjusting the airflow. Replacing the 11H38 Blower Damper Blade is a relatively easy task that can be completed in a few minutes. Simply follow the instructions included with the new damper blade. Shop our HVAC supply store for all your Lennox HVAC parts and accessories. We offer the best prices and fast shipping on all our products!