8"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 9.75"w x 17.75"h] white actual front end outer dimensions Compatible with Duct 4" Product Details Size 32 LO246

actual front end outer dimensions are approximately 26 5/8" width X 22 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 36" OR 36" X 14" duct opening (measured at the opening)

Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment

+ Product Details Size – 14" x 24" or 24" x 14" is the size for the duct opening measurement only

3-cone supply grille

8"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh Black [Outer Dimensions 9.75"w x 17.75"h] white actual front end outer dimensions Compatible with Duct 4" Product Details Size 32 LO246 actual front end outer dimensions are approximately 26 5 8" width X 22 5 8" height + Product Details Perfect Fit & Easy Sizing Designed for a 14" x 36" OR 36" X 14" duct opening (measured at the opening)