DuraVent 6" Diameter Type B Gas Vent Pipe - 36" Length: This unit necessitates a venting pipe with a 6" inner diameter. If you have a gas fireplace, you are well aware of the need of appropriate venting. Installing and using the DuraVent Type B gas vent pipe is a breeze. DuraVent pipe is really easy to set up and operate. DuraVent's twist-lock mechanism allows for simple installation and secure connections. This vent pipe is also highly long-lasting and designed for frequent use. Other equipment that can use this line include gas-fired furnaces, boilers, water heaters, and even wall or space heaters.

36 Inch length Efficiently vents Category I natural gas and propane-fueled appliances Resilient dual-layer construction 6" openings .012" aluminum inner liner and .018" galvanized steel outer wall Secure twist-lock connections Requires only 1" clearance to combustibles 25-year warranty UL and ULC Listed