34"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 23.75"h] Compatible with Duct 8" Actual Front End Outer Dimensions

Actual Front End Outer Dimensions Are 18" Width X 5" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

actual front end outer dimensions are approximately 20 5/8" width X 16 5/8" height

actual front end outer dimensions are approximately 32 5/8" width X 12 5/8" height -

34"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 23.75"h] Compatible with Duct 8" Actual Front End Outer Dimensions+ Product Details Size 34"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 75" Width X 23. 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