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 } function toggleAccordion(event) { event

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+ 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

actual front end outer dimensions are approximately 34 5/8" width X 20 5/8" height

actual front end outer dimensions are approximately 18 5/8" width X 12 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 } function toggleAccordion(event) { event+ 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