10"W X 8"H [Duct Opening] Never Rust Plastic 2-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 11.75"W X 9.75"H] Color_Anodized Aluminum 875" width X 11 4 X 12 Is CRFG2028 Width_14in

875" width X 11

+ Product Details Size – 28" x 28" is the size for the duct opening measurement only

maintaining their elegant

+ Product Details Size – 24"w X 22"h is the size for the duct opening measurement only

Actual Front End Outer Dimensions Are 12" Width X 6" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

10"W X 8"H [Duct Opening] Never Rust Plastic 2 Way Vertical Air Supply Register HVAC Vent Duct Grille Off White [Outer Dimensions: 11.75"W X 9.75"H] Color_Anodized Aluminum 875" width X 11 4 X 12 Is CRFG2028 Width_14in 875" width X 11 + Product Details Size – 28" x 28" is the size for the duct opening measurement only