20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14in diameter 75" width X 37 Compatible With Duct 7in Applications This sheet metal DDAG-A-1212
Yard notes & kiln story
Description
75" width X 37
+ Product Details Size – 6" x 36" or 36" x 6" is the size for the duct opening measurement only
const isOpen = item
The total outer size of this grille is the listed size plus 3"
+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 18" OR 18" x 30" duct opening (measured at the opening)
20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14in diameter 75" width X 37 Compatible With Duct 7in Applications This sheet metal DDAG A 1212 75" width X 37 + Product Details Size – 6" x 36" or 36" x 6" is the size for the duct opening measurement only