16" X 6" [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 17.75"W X 7.75"H] 8in diameter this model ensures top-notch air

this model ensures top-notch air quality

actual front end outer dimensions are approximately 38 5/8" width X 36 5/8" height

actual front end outer dimensions are approximately 16 5/8" width X 18 5/8" height

Tough reinforced metallized polyester jacket - tear and puncture resistant

Adjust the airflow to your preference by simply opening or closing the top panel

16" X 6" [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 17.75"W X 7.75"H] 8in diameter this model ensures top-notch air+ Product Details Size 16"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 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