Windster Hoods - Collar Damper

FRIGIDAIRE Flue Extension for Frigidaire Range Hoods: Compatible with Frigidaire range hoods; 10' extension

Keep foreign objects or pests out of your hood vent with this Windster collar damper. The 8-inch collar fits Windster vents of the same size (not included) and features an easy design that swings open with the movement of air. This versatile Windster collar damper also reduces backdraft, keeping your work area well-regulated.