10" x 32" or 32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 12.5" X 34.5"] w12h12 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 16"w X 25"h is the size for the duct opening measurement only

Actual Front End Outer Dimensions Are 34" Width X 10" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

85" width X 13

85" height

Upgrade to a new standard of air quality and aesthetics with our Aluminum Ceiling Diffuser

10" x 32" or 32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Aluminum White [Outer Dimensions: 12.5" X 34.5"] w12h12 + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 16"w X 25"h is the size for the duct opening measurement only Actual Front End Outer Dimensions Are 34" Width X 10" Height SEE IN DESCRIPTION HOW TO MEASURE A GRILLE