12"w X 24"h Aluminum Adjustable Return/Supply HVAC Air Grille Color_Red Oak Wood Designed for optimal air flow

Designed for optimal air flow and lasting durability

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

ensuring a sleek finish

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+ Product Details Size – 4"w X 12"h is the size for the duct opening measurement only

12"w X 24"h Aluminum Adjustable Return/Supply HVAC Air Grille Color_Red Oak Wood Designed for optimal air flow+ Product Details Size 12"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 85" width X 25. 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