Questions and Answers for Master Flow 10 in. x 3-1/4 in. to 4 in. Stack Boot
Internet # 100129949
Model # SB10X3.25X4
Store SKU # 938999
- Allows a smooth transition between rectangular and round ducts
- Galvanized steel design protects the stack boot from corrosion
- Ideally suited for all HVAC air venting systems