30" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 10in Quality Packaging – carefully shrink Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

Quality Packaging – carefully shrink wrapped with cardboard backing to prevent damage in shipment

+ Product Details Size – 12" x 12" is the size for the duct opening measurement only

75"H – fits a 12" X 6" duct opening

The total outer size of this grille is the listed size plus 2

Ideal for Walls & Ceilings: Designed for seamless installation in standard 24" X 6" duct openings

30" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 10in Quality Packaging – carefully shrink Compatible With Duct 7in Applications This sheet metal DDAG A 1212 Quality Packaging – carefully shrink wrapped with cardboard backing to prevent damage in shipment + Product Details Size – 12" x 12" is the size for the duct opening measurement only