18" x 22" or 22" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w32h32 actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
actual front end outer dimensions are approximately 24 5/8" width X 22 5/8" height
Pressure rating: 2300 to 6500 psi
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+ Product Details Size – 22"w X 29"h is the size for the duct opening measurement only
Airflow – Easy unrestricted airflow for your HVAC system
18" x 22" or 22" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w32h32 actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 24 5 8" width X 22 5 8" height Pressure rating: 2300 to 6500 psi