16"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 11.75"h] Return Grille Solid Base for Stability –

Solid Base for Stability – Built with a solid base for reliable mounting and stability

+ Product Details Size – 15" Wooden Corner Baseboard Grille

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 34" or 34" x 6" duct opening (measured at the opening)

Actual Filter Size – 19 3/4"w x 33 3/4" x 1"

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16"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 11.75"h] Return Grille Solid Base for Stability –+ Product Details Size 16"w X 10"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 17. 75" Width X 11. 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