10"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 35.75"h] 14" Diameter Actual Filter Size – 33

Actual Filter Size – 33 3/4"w x 23 3/4" x 1"

5" - SEE BELOW IN DESCRIPTION How To Measure A Grille

with actual outer dimensions of 22

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10"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 35.75"h] 14" Diameter Actual Filter Size – 33+ Product Details Size 10"w X 34"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 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