34"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 35.75"h] 10" Diameter Actual Front End Outer Dimensions

Actual Front End Outer Dimensions Are 31

actual front end outer dimensions are approximately 34 5/8" width X 12 5/8" height -

Actual Filter Size – 15 3/4"w x 15 3/4" x 1"

Actual Filter Size – 29 3/4"w x 33 3/4" x 1"

34"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 35.75"h] 10" Diameter Actual Front End Outer Dimensions+ Product Details Size 34"w X 34"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 75" Width X 35. 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