DuraVent B-Vent Gas Chimney Pipe is used to vent natural gas and propane appliances such as natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications. UL is listed to meet UL 441 and CAN/ULC-S605 standards for 1″ clearance to combustible material. Constructed with an aluminum .012″ inner wall and a galvanized .018″ outer wall.
Features the DuraLock connection which easily snaps together without any hardware needed. Available in 3″ thru 8″ diameter for most residential category 1 appliances.
Note: Only to be used with natural draft gas or propane appliances whose temperatures do not exceed 470 degrees F.
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