12" X 8" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 9.75"H] d + Product Details Size –

+ Product Details Size – 34"w X 18"h is the size for the duct opening measurement only

it seamlessly blends with any decor while performing its vital role in your HVAC system

9% Pure Copper)

actual front end outer dimensions are approximately 12 5/8" width X 30 5/8" height

12" X 8" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 9.75"H] d + Product Details Size –+ Product Details Size 12"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 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