14" X 10" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 11.75"H] Powder-Coated Actual Filter Size – 21

Actual Filter Size – 21 3/4"w x 27 3/4" x 1"

Design – Heavy gauge steel

Actual Filter Size – 15 3/4"w x 33 3/4" x 1"

actual front end outer dimensions are approximately 27 5/8" width X 28 5/8" height

14" X 10" [Duct Opening] 2-Way Vertical Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 11.75"H] Powder-Coated Actual Filter Size – 21+ 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