24"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Brown [Outer Dimensions 25.75"w x 25.75"h] d Actual Filter Size – 29 Compatible with Duct 4" Product Details Size 32 LO246

Actual Filter Size – 29 3/4"w x 9 3/4" x 1"

+ Product Details Size - 24"w X 10"h X 2"d (for duct opening measurement only)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 20" duct opening (measured at the opening)

Install 2 Vents

this air supply register is ideal for sidewall and ceiling applications

24"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh Brown [Outer Dimensions 25.75"w x 25.75"h] d Actual Filter Size – 29 Compatible with Duct 4" Product Details Size 32 LO246 Actual Filter Size – 29 3 4"w x 9 3 4" x 1" + Product Details Size 24"w X 10"h X 2"d (for duct opening measurement only)