30"w X 8"h Aluminum Adjustable Return/Supply HVAC Air Grille Brown providing a stylish and practical

providing a stylish and practical solution for ventilation

and slashes energy costs

provides a modern look and quiet operation due to its half-inch by half-inch cube design

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actual front end outer dimensions are approximately 11

30"w X 8"h Aluminum Adjustable Return/Supply HVAC Air Grille Brown providing a stylish and practical+ Product Details Size 30"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31. 85" width X 9. 85" height. High Quality Rigid aluminum construction with counter sunk screw holes (screws included) and no sharp edges. Installation Location Sidewall and ceiling. Design Unrestricted airflow for your HVAC system adjustable one way louver with full horizontal airflow directional control single