25"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 26.875"W X 15.875"H] w32h32 The total outer size of 4 X 12 Is CRFG2028 Width_14in

The total outer size of this grille is the listed size plus 3"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 30" or 30" x 8" duct opening (measured at the opening)

this grille enhances air circulation

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 28" OR 28" X 16" duct opening (measured at the opening)

We pride ourselves on offering top-of-the-line products that meet the highest standards

25"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE Easy Air Flow Linear Bar Grilles [Outer Dimensions: 26.875"W X 15.875"H] w32h32 The total outer size of 4 X 12 Is CRFG2028 Width_14in The total outer size of this grille is the listed size plus 3" + Product Details Perfect Fit & Easy Sizing Designed for a 8" x 30" or 30" x 8" duct opening (measured at the opening)