20" X 16" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 17.75h] 20 X 16
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20" X 16" Return Air Filter Grille * - Filter Included * - Easy Plastic Tabs for Removable Face/Door - HVAC Vent Duct Cover - White [Outer Dimensions: 21.75w X 17.75h] 20 X 16