16"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 17.75"w x 17.75"h] Aluminum + Product Details Size - CRFG126 Curved Blade Steel hp birdscreen close

+ Product Details Size - 8"w X 8"h X 2"d (for duct opening measurement only)

+ Product Spec Sheet

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 14" OR 14" x 22" duct opening (measured at the opening)

actual front end outer dimensions are approximately 26 5/8" width X 12 5/8" height

Seamless Installation: Designed to fit seamlessly into a 24 by 24 inch opening

16"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh Black [Outer Dimensions 17.75"w x 17.75"h] Aluminum + Product Details Size CRFG126 Curved Blade Steel hp birdscreen close + Product Details Size 8"w X 8"h X 2"d (for duct opening measurement only) + Product Spec Sheet