Metalbestos gas vent pipe has been tested, and listed per UL 441 for installation as a Type “B” and B-W gas vents to be installed in single and multi-story buildings in accordance with the standards of the national fire protection association. Strong, durable galvanized steel outer pipe has internal spacing beads to assure a uniform insulating air space between pipe walls. Easy, and quick to install.
Highlights:
- Size: 5″
- Type “B” gas vent
- OD = ID + 1/2″
- Installed length 1-1/2″ less than listed length
- Aluminum inner wall, galvanized outer wall
- For gravity draft venting of LP or natural gas appliances
- 100 million BTU/hr. max, 500 degree max.
- Not for wall furnaces
- Boxed
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