Round to Oval Elbow Boot | Galvanized Sheet Metal Oval to Round 90-Degree Boot | 5" Oval to Round Elbow Fitting is Compatible with Duct 5" Brown Actual Filter Size – 21

Actual Filter Size – 21 3/4"w x 11 3/4" x 1"

+ Product Details Size - 10"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 12"w X 6"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 32 5/8" width X 20 5/8" height

actual front end outer dimensions are approximately 32 5/8" width X 16 5/8" height

Round to Oval Elbow Boot | Galvanized Sheet Metal Oval to Round 90-Degree Boot | 5" Oval to Round Elbow Fitting is Compatible with Duct 5" Brown Actual Filter Size – 21+ Product Details Size & Compatibility The 5" galvanized sheet metal round to oval elbow boot is compatible with duct 5" Superior Quality Made in the USA. Our galvanized duct elbow boot is made of high quality galvanized sheet metal with crimped ends (snap lock design) for easy fitting and secure connection Applications This oval end boot provides a transition from a round pipe or insulated flex duct to the oval pipe. The oval side is crimped and has