Deep Blank Box | 10" X 6" X 4" Depth | Galvanized Steel HVAC Metal Box White actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in

actual front end outer dimensions are approximately 18 5/8" width X 10 5/8" height

R Value Rating of Insulation - R3

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 16" OR 16" x 26" duct opening (measured at the opening)

+ Product Details Size - 10"w X 16"h X 2"d (for duct opening measurement only)

+ Product Details Size - 6"w X 16"h is the size for the duct opening measurement only

Deep Blank Box 10" X 6" X 4" Depth Galvanized Steel HVAC Metal Box White actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 18 5 8" width X 10 5 8" height R Value Rating of Insulation R3