14" X 4" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 5.75"H] Floor Grille + Product Details Size –

+ Product Details Size – 10"w X 18"h is the size for the duct opening measurement only

Designed for both wall and ceiling applications

Actual Filter Size – 31 3/4"w x 15 3/4" x 1"

We are proud to have served over 5

14" X 4" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 5.75"H] Floor Grille + Product Details Size –+ Product Details Size 14"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 15. 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