34"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 29.75"h] Material_Anodized Aluminum Solid Rigid Steel Body For

Solid Rigid Steel Body For Durability and Reliability

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+ Product Details Size - 34"w X 20"h X 2"d (for duct opening measurement only)

Design – 180 degrees double direction adjustable - fins are manually adjustable individually for optimal air distribution

+ Product Details Size - 30"w X 18"h is the size for the duct opening measurement only

34"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 29.75"h] Material_Anodized Aluminum Solid Rigid Steel Body For+ Product Details Size 34"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 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