14" x 16" or 16" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_Red Oak Wood The total outer size of Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

The total outer size of this grille is the listed size plus 1

container) return

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 12" OR 12" x 20" duct opening (measured at the opening)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 26" OR 26" X 16" duct opening (measured at the opening)

+ Product Details Size - 14"w X 28"h is the size for the duct opening measurement only

14" x 16" or 16" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_Red Oak Wood The total outer size of Compatible With Duct 7in Applications This sheet metal DDAG A 1212 The total outer size of this grille is the listed size plus 1 container) return