16"w X 20"h Aluminum Adjustable Return/Supply HVAC Air Grille Color_White + Product Details Size –

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

Do not measure the overall size of the register itself

+ Product Description Introducing HVAC Premium's Aluminum Adjustable Return Grill – the key to enhanced air control and energy efficiency

+ Product Details Size - 6"w X 6"h is the size for the duct opening measurement only

9% Pure Copper)

16"w X 20"h Aluminum Adjustable Return/Supply HVAC Air Grille Color_White + Product Details Size –+ Product Details Size 16"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 85" width X 21. 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