8" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 10 5/8" X 24 5/8"] 8in diameter Actual Filter Size – 15

Actual Filter Size – 15 3/4"w x 17 3/4" x 1"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 12" duct opening (measured at the opening)

Actual Filter Size – 47 3/4"w x 23 3/4" x 1"

actual front end outer dimensions are approximately 26 5/8" width X 16 5/8" height

8" X 22" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 10 5/8" X 24 5/8"] 8in diameter Actual Filter Size – 15+ Product Details Size 18"w X 22"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 20 5 8" width X 24 5 8" height Actual Filter Size 17 3 4"w x 21 3 4" x 1" High quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Design Removable door face for easy filter change & cleaning uses a 1" thick filter. Our filter grille latch is easy to use on