14"w X 8"h [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 9.75"H] Material_Steel preventDefault()

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+ Product Details Size - 12"w X 10"h is the size for the duct opening measurement only

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Actual Filter Size – 7 3/4"w x 33 3/4" x 1"

14"w X 8"h [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 9.75"H] Material_Steel preventDefault()+ Product Details Size 14"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 9. 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