Photo 1 of 14" x 18" Return Air Grille - Sidewall and Ceiling - HVAC Vent Duct Cover Diffuser - [White] [Outer Dimensions: 15.75w X 19.75"h]

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Photo 1 of 14" x 18" Return Air Grille - Sidewall and Ceiling - HVAC Vent Duct Cover Diffuser - [White] [Outer Dimensions: 15.75w X 19.75"h]Photo 2 of 14" x 18" Return Air Grille - Sidewall and Ceiling - HVAC Vent Duct Cover Diffuser - [White] [Outer Dimensions: 15.75w X 19.75"h]