12" X 12" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 13.75"H] 12" Round Duct Pipe Actual Filter Size – 24

Actual Filter Size – 24 3/4"w x 5 3/4" x 1"

Whilst the maximum pressure for R410 is 700 PSI

+ Product Details Size - 8"w X 16"h is the size for the duct opening measurement only

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actual front end outer dimensions are approximately 41

12" X 12" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 13.75"H] 12" Round Duct Pipe Actual Filter Size – 24+ Product Details Size 12"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 13. 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