6"W X 6"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 7.875"W X 7.875"H] Adjustable Return But they are also the Suitable for all AC 8in diameter 12125SDCLNGBX

But they are also the most visible representation of you air system

allowing you to update the aesthetic in your home without losing valuable seasonal control of your HVAC system

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+ Product Details Size - 30"w X 25"h is the size for the duct opening measurement only

6"W X 6"H [Duct Opening] ALUMINUM RETURN GRILLE Easy Air Flow Linear Bar Grilles [Outer Dimensions: 7.875"W X 7.875"H] Adjustable Return But they are also the Suitable for all AC 8in diameter 12125SDCLNGBX But they are also the most visible representation of you air system allowing you to update the aesthetic in your home without losing valuable seasonal control of your HVAC system