12" X 6" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 7.75"H] Brown actual front end outer dimensions

actual front end outer dimensions are approximately 24 5/8" width X 14 5/8" height

+ Product Details Size – 25"w X 30"h is the size for the duct opening measurement only

Easy Installation: Comes with mounting screws for a secure fit in minutes

40" x 16" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply

+ Product Details Size – 12" X 4" is the size for the duct opening (floor/vent hole) measurement only

12" X 6" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 7.75"H] Brown 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