Metal-Fab B-Flex Double-Wall Flexible Type B Vent Pipe Length - 4" Diameter x 2 Foot - MDWF0402

If you need to effectively vent furnaces, water heaters, gas fired fireplaces, boilers and other Category 1 appliances, you may need Metal-Fab B-Flex Double-Wall Flexible Type B Vent Pipe Length - 4 Inch Diameter x 2 Foot. This vent pipe is double walled and secured with twist lock ends. Everything in this assembly is put together and ready to go. The vent pipe is UL Listed to MH17528 and MH 25730 and is manufactured by Metal-Fab B-Flex.

• Effectively vents Category I appliances such as gas-fired fireplaces, furnaces, water heaters, and boilers
• Can be used as an appliance connector or as a segment of B-Vent pipe
• Air-insulated double-wall construction
• Eliminates the need for measuring and cutting rigid pipe when connecting to a common flue
• Secure twist-lock ends connect without tools
• Arrives fully-assembled and ready to use
• UL Listed to MH 17528 and MH 25730
• Compatible with other brands of 4" UL Listed round gas vent pipe (see list below)
• Approximate Dimensions: 4" Dia. x 2' L

Compatible with the following brands of Type B gas vent pipe:

• Simpson Dura-Vent
• American Metal - Amerivent
• Hart and Cooley - Metlvent
• General Products Co. - Airjet
• Mitchell Metal Products Inc. - Mitchvent
• Selkirk Metalbestos

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