10"w X 8"h [Duct Opening] 2-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 9.75"H] Powder Coated 1x 90° Vertical Elbow

1x 90° Vertical Elbow

+Product Description Introducing our 1/4" Non-Insulated Copper Coil Line

make it compatible with 7" ducts

excluding the old vent cover

compatible with duct 4"

10"w X 8"h [Duct Opening] 2-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 11.75"W X 9.75"H] Powder Coated 1x 90° Vertical Elbow+ 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