Description
Valcourt 4"Ø Fresh Air Intake Register with Airtight Damper 9pcs. converts from single flue to direct vent there's no better place than 1200W WM6 NG DMI G9T F5P NB there's no better place than ones own fireplace This device opens and closes the fresh air supply to a wood or pellet heating appliance being certified with a 4" fresh air intake kit This device opens and closes the fresh air supply to a wood or pellet heating appliance being certified with a 4" fresh air intake kit Its simple mechanism makes it possible to close the damper tightly when the heating appliance is not in operation