24" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 36 5/8"] fixed bar Each grille is securely shrink-wrapped

Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment

Design – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%

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actual front end outer dimensions are approximately 5

24" X 34" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 36 5/8"] fixed bar Each grille is securely shrink-wrapped+ Product Details Size 24"w X 34"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 24 5 8" width X 14 5 8" height Actual Filter Size 23 3 4"w x 33 3 4" x 1" High Quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Sidewall and ceiling Design Removable door face for easy filter change & cleaning uses a 1" thick filter.