Metalbest AF3-25L 3" x 25-Foot Aluminum Flex Length

- Item #: BCI1130581

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3" x 25-Foot Aluminum Flex Length

Pipe lengths provide the core part of the vent system. Pipes should match the inside diameter of all other pieces and all pieces should be from the same manufacturer. This 25 foot length will be enough for most ducting systems.


  • Materials: Aluminum 3003, 2-ply (0.005" each)
  • Fuels: Gas
  • Temperature: 470 degrees F
  • UL Listed: UL 1777
  • Warranty: Lifetime Limited Warranty

Additional Metalbest Links

Our SKU: Metalbest AF3-25L

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

  • Metalbest 1730250

*Denotes a finish or option that has been discontinued

Metalbest AF3-25L Product Specifications

Specification Sheet
Configuration Flex Pipe Length, Pipe Length
Fuel Type Gas
Length 300
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

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