Metalbest AF35-03 3" x 35-Foot Flexible Liner Aluminum Flex Liner Termination Kit

- Item #: BCI1130582
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3" x 35-Foot Flexible Liner Aluminum Flex Liner Termination Kit

Install the Flexi-Liner when re-lining a masonry chimney for Gas applications. Kit includes round top, flashing with collar, mortar guard, fasteners, and flex length.


  • Materials: Aluminum 3003, 2-ply (0.005" each)
  • Fuels: Gas
  • Temperature: 470 degrees F
  • UL Listed: UL 1777
  • Warranty: Lifetime Limited Warranty
  • Includes Flexi-Liner Length, Round Top, Flashing with 3" Collar, Mortar Guard, Fasteners, and Instructions

Additional Metalbest Links

Our SKU: Metalbest AF35-03

This product is listed under the following manufacturer number(s):

*Denotes a finish or option that has been discontinued

Metalbest AF35-03 Product Specifications

Configuration Kit
Fuel Type Gas
Length 420
Manufacturer Warranty Lifetime Limited
Material Aluminum
Pipe Class Flexible Liner
Pipe Inside Diameter 3
Pipe Shape Round
UL Listed Yes
Vent Construction Single Wall
Vent Pipe Size 3

Installation Resource Center

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Metalbest AF35-03 Reviews

Rated 4 out of 5 by from No complaints It is hard to gush over a chimney liner. This kit showed up exactly as advertised and installed with no surprises. What more can a customer ask?
Date published: 2011-08-25
  • Is this the kit I need to vent a water heater?


    The Metalbest AF35-03 is a flex pipe system for gas applications. It can be used for gas heaters.

  • Can I use this kit for my pellet stove?


    Unfortunately this product is only for gas fuel types and is not compatible with pellet stoves.

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