Fits 6x12 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 7.75" W X 13.75" H (6" W x 12" H Duct Opening) Use the measurement to determine

Use the measurement to determine right size to buy

Adjustable blade allows all horizontal direction air deflection

Independent packaging: Each vent is independently packaged for enhanced protection during transit

Actual outside dimension is 10"

6-2017/CSA B125

Fits 6x12 Duct Opening Stamped Steel Return Air Grille Vent Cover Grille for Sidewall and Ceiling in White Surface Dimensions: 7.75" W X 13.75" H (6" W x 12" H Duct Opening) Use the measurement to determineThe Listed size 6"x12" is for inside duct opening measurement, actual outside dimension is 7. 75"x13. 75" Stamped Face Steel Construction with 1 2" fin spacing for high air flow applications. Screws are included for easy installation White Powder coating with matte finish Individually packed with cardboard box for ultra protection