30" x 36" or 36" x 30" Cube Core Eggcrate Return Air Grille 2-Way + Product Details Size - 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
+ Product Details Size - 20"w X 25"h is the size for the duct opening measurement only
display: block
+ Product Details Size - 36"w X 12"h X 2"d (for duct opening measurement only)
simplifying maintenance
actual front end outer dimensions are approximately 26 5/8" width X 30 5/8" height
30" x 36" or 36" x 30" Cube Core Eggcrate Return Air Grille 2 Way + Product Details Size 4 X 12 Is CRFG2028 Width_14in + Product Details Size 20"w X 25"h is the size for the duct opening measurement only display: block