16"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 23.75"h] Insulated Line Set 75" Height - SEE BELOW

75" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

+ Product Description Elevate your space with our elegant Ceiling Grille Diffuser

actual front end outer dimensions are approximately 26 5/8" width X 26 5/8" height

+ Product Details Size - 34"w X 18"h is the size for the duct opening measurement only

Actual Filter Size – 15 3/4"w x 19 3/4" x 1"

16"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 23.75"h] Insulated Line Set 75" Height - SEE BELOW+ Product Details Size 16"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 17. 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