14" X 4" [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 5.75"H] 2-Way Deflection Its generous size and universal

Its generous size and universal design ensure a perfect fit for a wide range of thermostat models

Ring Base Design – Allows for easy installation without removing the thermostat

+ Product Details Size - 32"w X 20"h is the size for the duct opening measurement only

Actual Filter Size – 23 3/4"w x 33 3/4" x 1"

14" X 4" [Duct Opening] 3-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 5.75"H] 2-Way Deflection Its generous size and universal+ Product Details Size 14"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 15. 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