12"w X 6"h [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 7.75"H] (Copy) 14" Diameter actual front end outer dimensions

actual front end outer dimensions are approximately 38 5/8" width X 34 5/8" height

ensuring optimal circulation throughout your space

+ Product Details Size - 28"w X 8"h is the size for the duct opening measurement only

Unusual Noises: Inspect for any loose components or foreign objects inside the pump

12"w X 6"h [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 7.75"H] (Copy) 14" Diameter actual front end outer dimensions+ Product Details Size 10"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 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