20" x 22" or 22" x 20" Cube Core Eggcrate Return Air Grille 6" Round Duct Pipe Experience noise-free airflow and a 4 X 12 Is CRFG2028 Width_14in

Experience noise-free airflow and a healthier environment thanks to our grille's innovative design

It comes with two versatile mounting base options—solid and ring—making installation simple and flexible

+ Product Details Size - 32"w X 10"h is the size for the duct opening measurement only

+ Product Details Size – 16"w X 12"h is the size for the duct opening measurement only

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20" x 22" or 22" x 20" Cube Core Eggcrate Return Air Grille 6" Round Duct Pipe Experience noise free airflow and a 4 X 12 Is CRFG2028 Width_14in Experience noise free airflow and a healthier environment thanks to our grille's innovative design It comes with two versatile mounting base options—solid and ring—making installation simple and flexible