16" X 16" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 18 5/8" X 18 5/8"] Adjustable Return Quality Packaging – carefully shrink 4 X 12 Is CRFG2028 Width_14in

Quality Packaging – carefully shrink wrapped with cardboard backing to prevent damage in shipment

+ Product Details Size - 36"w X 22"h is the size for the duct opening measurement only

4" X 14" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

+ Product Details Size - 14"w X 32"h is the size for the duct opening measurement only

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16" X 16" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 18 5 8" X 18 5 8"] Adjustable Return Quality Packaging – carefully shrink 4 X 12 Is CRFG2028 Width_14in Quality Packaging – carefully shrink wrapped with cardboard backing to prevent damage in shipment + Product Details Size 36"w X 22"h is the size for the duct opening measurement only