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DuraVent - DuraFlex 304, 6" Diameter DuraFlex Pro Factory Built Reline Kit

SKU 6DF304-15KFB
Original price $1,275.42
Original price $1,275.42 - Original price $1,894.39
Original price $1,275.42
Current price $1,147.88
$1,147.88 - $1,704.95
Current price $1,147.88
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DuraVent - DuraFlex 304, 6" Diameter DuraFlex Pro Factory Built Reline Kit (includes term assembly,25' flex, appliance connector)

Use as a relining system for factory-built chimneys to be used with solid-fuel appliances in the USA. Relining is critical for performance and safety when a wood-burning insert is installed into an existing UL-127-listed fireplace. Kit includes: Cap, Storm Collar, Support Bracket, Ventilation Disk, Centering Bracket, DuraLiner 12" Length, Flex Connector, Flex Length (25' or 35'), Adjustable Band, and Flex Adapter. Minimum 8" chimney inner, maximum 14" outer.


Typical Installation(Refer this if required)

 Refer to our Typical Venting Installation drawing to select the appropriate component.

  • The inner pipe diameter should match the outlet size of the appliance.
  • Check the appliance manufacturer’s installation instructions to confirm which types of vent configurations are permitted (i.e. horizontal, vertical, chimney reline, etc.). Also, check for any venting restrictions such as maximum horizontal run, minimum and maximum vertical rise, maximum offset, etc.
  • Be fire safe! Use proper support and bracing. Follow local building codes and have your venting system inspected.

More Typical Installations:



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