30" X 8" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 32 5/8" X 10 5/8"] w22h22 actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in

actual front end outer dimensions are approximately 22 5/8" width X 20 5/8" height -

+ Product Details Size – 8"w X 32"h is the size for the duct opening measurement only

This simple adjustment reduces HVAC strain

ensuring even air distribution throughout your space

Actual Filter Size – 7 3/4"w x 31 3/4" x 1"

30" X 8" Steel Return Air Filter Grille for 1" Filter Fixed Hinged [Outer Dimensions: 32 5 8" X 10 5 8"] w22h22 actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 22 5 8" width X 20 5 8" height + Product Details Size – 8"w X 32"h is the size for the duct opening measurement only