10"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 11.75"W X 13.75"H] Color_R-8.0 Pink + Product Details Size - 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size - 16"w X 8"h is the size for the duct opening measurement only

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+ Product Details Size - 30"w X 6"h is the size for the duct opening measurement only

+Product Details Size – 2"h x 12"w is the size for the duct opening measurement only

+ Product Details Size - 22"w X 26"h is the size for the duct opening measurement only

10"W X 12"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 11.75"W X 13.75"H] Color_R 8.0 Pink + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 16"w X 8"h is the size for the duct opening measurement only display === 'none' dd