12"w X 6"h [Duct Opening] 3-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 7.75"H] w10h10 actual front end outer dimensions

actual front end outer dimensions are approximately 14 5/8" width X 28 5/8" height

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

Do not measure the overall size of the register itself

+ Product Details Size – 12"w X 4"h is the size for the duct opening measurement only

+ Product Details Size – 15" Wooden Corner Baseboard Grille

12"w X 6"h [Duct Opening] 3-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 7.75"H] w10h10 actual front end outer dimensions+ Product Details Size 12"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 7. 75" height. High Quality High quality steel with counter sunk screw holes (screws included) and no sharp edges. Equipped with a lever for easy airflow adjustment and dampening. Airflow Control Adjustable airflow lever allows precise control over the direction and volume of air. Installation