This Master Flow 10 in. x 3-1/4 in. to 5 in. Stack Boot provides a straight-line transition from specially-sized round pipe or insulated flexible duct to a rectangular stack duct. The stack boot is made of galvanized steel and installs with sheet-metal screws. Seal seams with code-approved mastic, sealant or duct tape (not included).
- u003ca href=
- Creates a straight-line transition from a 5 in. round pipe or insulated flexible duct to a 10 in. x 3-1/4 in. rectangular stack duct
- Installs with sheet-metal screws
- Insulate ductwork for system efficiency and comfort
- Seal seams with code-approved mastic, sealant or duct tape (not included)















Reviews
There are no reviews yet.