24" X 30" Steel Return Air Filter Grille for 1" Filter - Removable Frame - Black - [Outer Dimensions: 26 5/8" X 32 5/8"] w32h32 Efficient Airflow Design: The slots d Product Details Size The 170B 16X16 FBA

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

Its elegant look and fine finish and the natural warmth of oak wood

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+ Product Details Size – 8"w X 28"h is the size for the duct opening measurement only

+ Product Details Size – 10" x 14" or 14" x 10" is the size for the duct opening measurement only

24" X 30" Steel Return Air Filter Grille for 1" Filter Removable Frame Black [Outer Dimensions: 26 5 8" X 32 5 8"] w32h32 Efficient Airflow Design: The slots d Product Details Size The 170B 16X16 FBA Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions Its elegant look and fine finish and the natural warmth of oak wood