Broan® 6" Universal Automatic Make-Up Air Damper with Pressure Sensor KitModel #: MD6TU4.4(310)See Price in CartViewCompare
Broan® 8" Universal Automatic Make-Up Air Damper with Pressure Sensor KitModel #: MD8TU3.5(83)See Price in CartViewCompare
Broan® 10" Universal Automatic Make-Up Air Damper with Pressure Sensor KitModel #: MD10TU4(2)See Price in CartViewCompare