22" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14in diameter actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
22" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14in diameter actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 28 5 8" width X 24 5 8" height + Product Details Perfect Fit & Easy Sizing Designed for a 36" x 26" OR 26" x 36" duct opening (measured at the opening)