14"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 7.75"h] Aluminum + Product Details Size –

+ Product Details Size – 12"w X 10"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 32 5/8" width X 18 5/8" height

text-align: center

Drop Ceiling HVAC Supply Grille - For T-Bar Lay-In - 3 Coned - 24" x 24" - For 8" Vent Connection - Black

14"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 7.75"h] Aluminum + Product Details Size –+ Product Details Size 14"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 7. 75" Height Weather and Pest Proof These louvers are especially designed to prevent water from entering your home, and with a built in back 1 2" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels High Quality Aluminum The premium durable aluminum will never rust and it will never wear