26" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Round Duct Pipe but you’ll appreciate the benefits Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

but you’ll appreciate the benefits over a long period of time

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

+ Product Details Size - 22"w X 36"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 32" or 32" x 6" duct opening (measured at the opening)

Its durability and performance contribute to overall comfort

26" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Round Duct Pipe but you’ll appreciate the benefits Compatible With Duct 7in Applications This sheet metal DDAG A 1212 but you’ll appreciate the benefits over a long period of time Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings