22"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 23.75"w x 9.75"h] Color_Anodized Aluminum + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 32" x 36" Or 36" x 32" duct opening (measured at the opening)

actual front end outer dimensions are approximately 27 5/8" width X 30 5/8" height

Experience hassle-free installation and full adjustability for optimal airflow

+ Product Details Size – 4"w X 10"h is the size for the duct opening measurement only

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

22"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 23.75"w x 9.75"h] Color_Anodized Aluminum + Product Details Perfect Fit+ Product Details Size 22"w X 8"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 23. 75" Width X 9. 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