Side Outlet Ceiling Diffuser Box | 6" X 6" X 4" | Galvanized Steel Metal Box is Compatible with Duct 4" RV Mobile Home Applications – The galvanized steel 4 X 12 Is CRFG2028 Width_14in

Applications – The galvanized steel round duct is used to cut into a plenum or rectangular duct to begin a trunk line or branch-like runs

+ Product Details Size - 26"w X 16"h X 2"d (for duct opening measurement only)

scratch-resistant surface that gleams like it's just been waxed

+ Product Details Size - 32"w X 16"h is the size for the duct opening measurement only

+ Product Details Size – 12"w X 10"h is the size for the duct opening measurement only

Side Outlet Ceiling Diffuser Box 6" X 6" X 4" Galvanized Steel Metal Box is Compatible with Duct 4" RV Mobile Home Applications – The galvanized steel 4 X 12 Is CRFG2028 Width_14in Applications – The galvanized steel round duct is used to cut into a plenum or rectangular duct to begin a trunk line or branch like runs + Product Details Size 26"w X 16"h X 2"d (for duct opening measurement only)