10" X 10" [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 11.75"H] w34h34 + Product Details Size –

+ Product Details Size – 10"w X 22"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 28 5/8" width X 30 5/8" height

actual front end outer dimensions are approximately 16 5/8" width X 36 5/8" height

Design – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc

actual front end outer dimensions are 8" diameter

10" X 10" [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 11.75"H] w34h34 + Product Details Size –+ Product Details Size 10"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 11. 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