30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] Floor Grille this grille boasts a sleek

this grille boasts a sleek frame that ensures a refined and seamless look

simply pop the diffuser into the wall duct hole and let the side springs hold it securely in place

Control Your Airflow on drop ceiling grilles

The grille comes with all necessary screws for a secure fit

+ Product Details Size – 14"w X 16"h is the size for the duct opening measurement only

30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] Floor Grille this grille boasts a sleek+ Product Details Size 30"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 75" Width X 29. 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