DuraVent | DuraFlex AL Coupling Type B Gas Vent 3"-8" Inner Diameter — Home Selection
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DuraVent | DuraFlex AL Coupling Type B Gas Vent  3"-8" Inner Diameter

Introducing the DuraVent DuraFlex AL Coupling Type B Gas Vent, your ticket to a safer, more efficient chimney relining process. In a world where quality and reliability are paramount, DuraVent stands tall as the industry leader. With a legacy of innovation and excellence, we bring you this exceptional venting solution for all your HVAC and Hearth needs.

Say goodbye to the hassles of chimney relining with DuraVent's DuraFlex AL Coupling. Crafted to perfection, this venting system is your go-to choice for masonry chimney relining, catering to natural gas and liquid propane appliances. Whether you're dealing with a category I draft hood equipped device or appliances designed for Type B Gas Vent, DuraFlex AL gets the job done with finesse.

Efficiency Meets Precision

The DuraVent DuraFlex AL Coupling boasts a series of benefits that set it apart from the rest:

  1. Fast Heating: The aluminum inner pipe heats up rapidly, ensuring your appliance is ready to perform when you need it.

  2. Condensation Control: Operating at a consistently high temperature, it eliminates condensation within your appliance and vent system, protecting your chimney from potential damage.

  3. Universal Compatibility: Connect DuraFlex Aluminum flex to any brand of B-vent effortlessly, simplifying masonry chimney relining. Save time and money without the need to replace the existing B-vent connector.

  4. Proudly American: This product is 100% manufactured in the USA, upholding the highest standards of quality and craftsmanship.

Applications

DuraFlex AL is your reliable companion for a wide array of applications, including:

  • Natural gas fireplaces
  • Gas-fired furnaces
  • Boilers
  • Water heaters
  • Wall or space heating applications

Specifications

Model Dimensions
3DFA-FC 3" I.D x 3" (H)
4DFA-FC 4" I.D x 3" (H)
5DFA-FC 5" I.D x 3" (H)
55DFA-FC 5.5" I.D x 3" (H)
6DFA-FC 6" I.D x 3" (H)
7DFA-FC 7" I.D x 3" (H)
8DFA-FC 8" I.D x 3" (H)
Vent Type Type B Gas Vent
Materials & Const. 010” aluminum (2-ply of .005”)
Clearance 0” clearance to masonry
Listings Listed to UL 1777 and ULC S635
Warranty Limited Lifetime Warranty

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About the Manufacturer

Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting.The company’s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro.

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DuraVent | DuraFlex AL Coupling Type B Gas Vent 3"-8" Inner Diameter

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DuraVent | DuraFlex AL Coupling Type B Gas Vent 3"-8" Inner Diameter Reviews

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