12"w X 24"h Aluminum Adjustable Return/Supply HVAC Air Grille Material_Aluminum + Product Details Size –

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

With HVAC Premium you get an extra measure of quality that will be visible to your family members and house guests

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Design – Rigid gauge built for durability and long life in mind

12"w X 24"h Aluminum Adjustable Return/Supply HVAC Air Grille Material_Aluminum + Product Details Size –+ 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