14"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 7.75"h] 3-Way or 4-Way Actual Filter Size – 19

Actual Filter Size – 19 3/4"w x 27 3/4" x 1"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 28" or 28" x 12" duct opening (measured at the opening)

this grille boasts a sleek frame that ensures a refined and seamless look

12" x 6" Decorative Wood Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction

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14"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 7.75"h] 3-Way or 4-Way Actual Filter Size – 19+ Product Details Size 14"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 7. 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