24" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 22 5/8"] Filter Grille Design – Easy unrestricted airflow

Design – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow

Actual Filter Size – 15 3/4"w x 19 3/4" x 1"

actual front end outer dimensions are approximately 22 5/8" width X 18 5/8" height

actual front end outer dimensions are approximately 32 5/8" width X 14 5/8" height

Exceptional Craftsmanship: Hand-inspected for quality

24" X 20" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 22 5/8"] Filter Grille Design – Easy unrestricted airflow+ Product Details Size 24"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 22 5 8" height Actual Filter Size 23 3 4"w x 19 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.