14" X 10" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 11.75"H] Ceiling + Product Details Size –

+ Product Details Size – 14"w X 20"h is the size for the duct opening measurement only

+ Product Details Size – 32"w X 8"h is the size for the duct opening measurement only

+ Product Details Universal Fit - Accommodates almost any thermostat with dimensions of 8-1/4" H x 5-3/8" W x 3-1/2" D

+ Product Details Size – 25"w X 10"h is the size for the duct opening measurement only

featuring a 6" round duct opening

14" X 10" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 11.75"H] Ceiling + Product Details Size –+ Product Details Size 14"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 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