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] w40h40 please note that the total

please note that the total outer dimensions of the grille measure 6" in diameter

+ Product Details Size – 36"w X 34"h is the size for the duct opening measurement only

ensuring durability in temperatures ranging from -40℃ to 120℃

Scratch-Resistant

+ Product Details Size – Duct end cap is 14" X 10" | 26-gauge galvanized steel end cap

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] w40h40 please note that the total+ 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