Photo 1 of 18"w X 18"h Steel Return Air Grilles - Sidewall and Cieling - HVAC Duct Cover - White [Outer Dimensions: 19.75"w X 19.75"h] 18 x 18 White

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Photo 1 of 18"w X 18"h Steel Return Air Grilles - Sidewall and Cieling - HVAC Duct Cover - White [Outer Dimensions: 19.75"w X 19.75"h] 18 x 18 WhitePhoto 2 of 18"w X 18"h Steel Return Air Grilles - Sidewall and Cieling - HVAC Duct Cover - White [Outer Dimensions: 19.75"w X 19.75"h] 18 x 18 White