6"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 7.75"w x 37.75"h] 2-Way Actual Filter Size – 33

Actual Filter Size – 33 3/4"w x 7 3/4" x 1"

Every part is hand inspected for quality before it is packaged

It comes with two versatile mounting base options—solid and ring—making installation simple and flexible

Actual Front End Outer Dimensions Are 5

6"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 7.75"w x 37.75"h] 2-Way Actual Filter Size – 33+ Product Details Size 6"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 7. 75" Width X 37. 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