Side Outlet Ceiling Diffuser Box | 10" X 10" X 6" | Galvanized Steel Metal Box is Compatible with Duct 6" Compatible With Duct 5in + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 34"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 14"w X 12"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 22" OR 22" x 26" duct opening (measured at the opening)

75" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

R value rating of insulation - r3

Side Outlet Ceiling Diffuser Box 10" X 10" X 6" Galvanized Steel Metal Box is Compatible with Duct 6" Compatible With Duct 5in + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 34"w X 20"h is the size for the duct opening measurement only + Product Details Size 14"w X 12"h is the size for the duct opening measurement only