8" x 32" or 32" x 8" Cube Core Eggcrate Return Air Grille Aluminum + Product Details Perfect Fit Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 30" OR 30" x 22" duct opening (measured at the opening)

+ Product Details Size – 22"w X 12"h is the size for the duct opening measurement only

12"w X 2"h Is The Size For The Duct Opening Measurement Only

+ Product Details Size - 6"w X 20"h is the size for the duct opening measurement only

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 10" duct openings

8" x 32" or 32" x 8" Cube Core Eggcrate Return Air Grille Aluminum + Product Details Perfect Fit Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Perfect Fit & Easy Sizing Designed for a 22" x 30" OR 30" x 22" duct opening (measured at the opening) + Product Details Size – 22"w X 12"h is the size for the duct opening measurement only