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DuraVent 80/90 5-2-3 - 6-3-6 B Vent Flex FS Kit

Original price $492.82
Original price $492.82 - Original price $571.29
Original price $492.82
Current price $394.26
$394.26 - $457.03
Current price $394.26
+ FREE SHIPPING | Special Order | Ships in 1-7 Business Days | Found it lower?

DuraVent 80/90 5-2-3 - 6-3-6 B Vent Flex FS Kit:includes: 1FNS 80/90 Combo Cap;1 Bvent Firestop: 1 PolyPro pipe to FNS Flex Adapter

The DuraVent 80/90 5-2-3 - 6-3-6 B Vent Flex FS Kit is an ideal solution for ensuring a safe and secure venting system. The kit includes a 1FNS 80/90 Combo Cap, a Bvent Firestop, and a PolyPro pipe to FNS Flex Adapter to provide an airtight venting system. This kit is easy to install and provides reliable and durable airtight connections for a worry-free venting system.


  • 1FNS 80/90 Combo Cap
  • Use with FasNSeal components only

Typical Installation(Refer this if required):

Commercial Applications

Commercial projects may require custom parts and unique system designs. DuraVent offers complete project assistance:

  • Engineering Services: Personalized system design services offer comprehensive CAD submittal drawing and complete bills of materials.
  • Custom Parts: If your project requires innovative solutions, contact DuraVent for custom parts that meet your specific project needs.
  • FasNSeal W2: FasNSeal W2 is the ideal choice for commercial applications where there is a need for low clearances to combustibles.
  • Up to 16” Vent Diameters: Many commercial applications require large diameter systems due to the units size and output. Large diameters are available in single and double wall, featuring FasNSeal’s triple lipped directional gaskets and built-in locking band which provides a safe and convenient installation.

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