6" X 4" [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 9.75"W X 5.75"H] 10in diameter actual front end outer dimensions

actual front end outer dimensions are approximately 18 5/8" width X 32 5/8" height

+ Product Details Size - 26"w X 20"h is the size for the duct opening measurement only

+ Product Details Size & Compatibility – The 8" sheet metal 45-degree oval Flat duct angle is compatible with duct 8"

Strong Sharp Cut – Straight Cuts - blade does not bend or break - comes with deburring tool

Dimensions With Outer End are 13

6" X 4" [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 9.75"W X 5.75"H] 10in diameter actual front end outer dimensions+ Product Details Size 8"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" width X 5. 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 Location