DuraVent

DuraVent 35' Flex Pipe Length DuraFlex 304 Stainless Steel Tee Kit

$1136.00
$1136.00
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DuraVent 35' Flex Pipe Length DuraFlex 304 Stainless Steel Tee Kit


The DuraVent 35' DuraFlex 304 Stainless Steel Tee Kit is a complete flexible chimney liner kit engineered for dependable masonry chimney relining and efficient venting performance. Featuring a 35-foot 304 stainless steel chimney liner, this tee kit is designed for wood-burning fireplaces, wood stoves, non-condensing gas appliances, and oil-fired heating systems with minimal chimney offsets. Its lightweight, flexible construction allows easier installation while delivering excellent corrosion resistance and long-term durability. The DuraFlex 304 system is UL 1777 and ULC S635 listed, providing a safe, code-compliant solution for professional chimney restoration and vent replacement projects.

Built for reliable heating system performance, the DuraFlex 304 stainless steel chimney liner tee kit improves draft efficiency while helping protect masonry chimneys from heat, moisture, and corrosive flue gases. The integrated tee connection provides secure installation and convenient maintenance access, making it ideal for fireplace inserts, furnaces, boilers, and oil heating appliances. With DuraVent’s trusted engineering, this 35-foot chimney liner kit delivers superior flexibility, dependable operation, and long-lasting venting performance.

Features

  • DuraVent 35' DuraFlex 304 Stainless Steel Tee Kit: Complete 35-foot flexible chimney liner tee kit designed for professional masonry chimney relining, vent upgrades, and reliable heating system performance.
  • Premium 304 Stainless Steel Construction: Manufactured from durable 304 stainless steel for excellent corrosion resistance, strength, and long-lasting chimney liner performance.
  • 35-Foot Flexible Chimney Liner: Extended 35-foot flex pipe length provides installation flexibility for taller chimneys and complex relining applications.
  • Integrated Tee Connection: Includes a durable stainless steel tee component that provides a secure vent connection and convenient access for chimney maintenance and cleaning.
  • Compatible with Multiple Heating Appliances: Designed for solid fuel, non-condensing gas, and oil-fired appliances, including wood stoves, fireplaces, fireplace inserts, furnaces, and boilers.
  • Available in Multiple Diameters: Offered in 3" to 8" diameter options to support a wide range of chimney venting applications.
  • Multiple Flex Length Options: Available in 15', 20', 25', 30', and 35' lengths to meet various chimney height and installation requirements.
  • Improves Chimney Draft & Efficiency: Helps restore masonry chimneys, maintain proper flue gas flow, and improve overall venting performance.
  • Flexible Chimney Relining Solution: Designed for easier installation in chimneys with minimal offsets while providing reliable and durable venting.
  • UL Listed Chimney Liner System: Part of the trusted DuraVent DuraFlex 304 series, featuring UL 1777 and ULC S635 listings for safe and code-compliant chimney installations.

    Specifications

    Model Size Flex Length
    3DF304-35KT 3" I.D 35 ft.
    4DF304-35KT 4" I.D 35 ft.
    5DF304-35KT 5" I.D 35 ft.
    55DF304-35KT 5.5" I.D 35 ft.
    6DF304-35KT 6" I.D 35 ft.
    7DF304-35KT 7" I.D 35 ft.
    8DF304-35KT 8" I.D 35 ft.
    Materials 304 Stainless Steel
    Construction Single-Wall
    Clearance 0” clearance for gas, oil, and pellet applications.
    Clearance 1” clearance to masonry for wood-burning
    Listings Listed to UL 1777 and ULC S635 (MH45609).
    Warranty Limited-lifetime warranty

     

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