3 in x 3 ft Double Wall B-Flex Gas Vent Pipe

This vent pipe from the Metal‑Fab B‑Vent collection is a double wall, flexible gas vent solution designed for heating and venting systems. Its double wall construction incorporates an integral insulating air space that supports efficient airflow and helps maintain temperature while minimizing condensation. The flexible design lets you navigate tight or irregular routes without cutting rigid pipe, and secure twist‑lock ends make assembly tool‑free. Engineered for use with approved gas furnaces, heaters, fireplaces, and boilers, it promotes safe, reliable venting in residential and commercial applications.