32"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 7.75"h] w32h32 + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 36" OR 36" x 26" duct opening (measured at the opening)

actual front end outer dimensions are approximately 34 5/8" width X 32 5/8" height

providing a perfect fit for most standard thermostats

Actual Filter Size – 21 3/4"w x 23 3/4" x 1"

+ Product Details Size – 10"w X 34"h is the size for the duct opening measurement only

32"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 7.75"h] w32h32 + Product Details Perfect Fit+ Product Details Size 32"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 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