8" x 8" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 2-Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 11" x 11"] Width_18in custom-image-popup-content img { max-width: calc(100vw Compatible with Duct 4" Product Details Size 32 LO246

custom-image-popup-content img { max-width: calc(100vw - 40px)

+ Product Details Size – 8"w X 12"h is the size for the duct opening measurement only

+ Product Details Size - 10"w X 24"h is the size for the duct opening measurement only

+ Product Details Size – 5" round duct sheet metal elbow - 30 gauge galvanized - crimped end connection - adjustable from 5° - 90°

+ Product Description Ventilate your home or commercial space with our Aluminum Outdoor Weatherproof Louvers

8" x 8" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 2 Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 11" x 11"] Width_18in custom image popup content img { max width: calc(100vw Compatible with Duct 4" Product Details Size 32 LO246 custom image popup content img { max width: calc(100vw 40px) + Product Details Size – 8"w X 12"h is the size for the duct opening measurement only