4'' Chimney Liner

Lifetime Chimney Liners - Extremely Strong, Flexible and Economical


Lifetime chimney liners are constructed with the highest quality stainless steel and offered at the lowest prices in the industry. Lifetime chimney Liners are favored over competitors for their affordable prices, strength and durability and lifetime warranty that fully covers consumer installations.

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  • 4" DuraFlexAL Top Plate - 4DFA-TP

    4" DuraFlexAL Top Plate - 4DFA-TP

    4" DuraFlexAL Top Plate - 4DFA-TP

    $47.99
    MSRP $38.69
    DuraFlex AL
  • 4" DuraFlexAL 25' Aluminum Gas Chimney Liner Kit - 4DFA-25K

    4" DuraFlexAL 25' Aluminum Gas Chimney Liner Kit - 4DFA-25K

    4" DuraFlexAL 25' Aluminum Gas Chimney Liner Kit - 4DFA-25K

    $369.99
    MSRP $298.23
    DuraFlex AL
  • 4" DuraFlexAL 25' Aluminum Gas Chimney Liner - 4DFA-25

    4" DuraFlexAL 25' Aluminum Gas Chimney Liner - 4DFA-25

    4" DuraFlexAL 25' Aluminum Gas Chimney Liner - 4DFA-25

    $185.95
    MSRP $218.54
    DuraFlex AL
  • 4" x 15' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-15

    4" x 15' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-15

    Sold out

    4" x 15' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-15

    $391.99
    MSRP $228.76
    DuraFlex SS
    Sold out
  • 4" DuraFlexSS Connector - 4DFS-FC 4" DuraFlexSS Connector - 4DFS-FC

    4" DuraFlexSS Connector - 4DFS-FC

    4" DuraFlexSS Connector - 4DFS-FC

    $43.69
    MSRP $37.24
    DuraFlex SS
  • 4" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 4DFA-35K

    4" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 4DFA-35K

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    4" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 4DFA-35K

    $85.99
    MSRP $364.26
    DuraFlex AL
    Sold out

    • Can’t Find What You Are Looking For?

  • 4" DuraFlexAL Coupling - 4DFA-FC

    4" DuraFlexAL Coupling - 4DFA-FC

    Sale

    4" DuraFlexAL Coupling - 4DFA-FC

    $24.79 $21.07
    MSRP $21.61
    DuraFlex AL
    Sale
  • 4" DuraFlexSS Top Plate - 4DFS-TP 4" DuraFlexSS Top Plate - 4DFS-TP

    4" DuraFlexSS Top Plate - 4DFS-TP

    4" DuraFlexSS Top Plate - 4DFS-TP

    $112.85
    MSRP $132.27
    DuraFlex SS
  • 4" DuraFlexAL 35' Aluminum Gas Chimney Liner - 4DFA-35

    4" DuraFlexAL 35' Aluminum Gas Chimney Liner - 4DFA-35

    4" DuraFlexAL 35' Aluminum Gas Chimney Liner - 4DFA-35

    $417.59
    MSRP $307.35
    DuraFlex AL
  • 4" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-20

    4" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-20

    4" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-20

    $571.99
    MSRP $518.68
    DuraFlex SS
  • 4" DuraFlexSS Puller - 4DFS-FP

    4" DuraFlexSS Puller - 4DFS-FP

    4" DuraFlexSS Puller - 4DFS-FP

    $22.35
    MSRP $59.57
    DuraFlex SS
  • 4" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-15

    4" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-15

    4" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-15

    $470.99
    MSRP $426.66
    DuraFlex SS
  • 4" DuraFlexSS Tee with Cap - 4DFS-T 4" DuraFlexSS Tee with Cap - 4DFS-T

    4" DuraFlexSS Tee with Cap - 4DFS-T

    Sale

    4" DuraFlexSS Tee with Cap - 4DFS-T

    $152.49 $129.62
    MSRP $139.0
    DuraFlex SS
    Sale
  • 4" DuraFlexSS Mortar Sleeve - 4DFS-MS

    4" DuraFlexSS Mortar Sleeve - 4DFS-MS

    4" DuraFlexSS Mortar Sleeve - 4DFS-MS

    $21.89
    MSRP $17.25
    DuraFlex SS
  • 4" x 25' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-25

    4" x 25' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-25

    4" x 25' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-25

    $642.99
    MSRP $583.52
    DuraFlex SS
  • 4" DuraFlexAL Female Flex Adapter - 4DFA-FA

    4" DuraFlexAL Female Flex Adapter - 4DFA-FA

    Sale

    4" DuraFlexAL Female Flex Adapter - 4DFA-FA

    $49.29 $41.89
    MSRP $34.57
    DuraFlex AL
    Sale
  • 4" DuraFlex 316 Basic Kit with 25' Stainless Steel Flexible Chimney Liner - 4DF316-25K

    4" DuraFlex 316 Basic Kit with 25' Stainless Steel Flexible Chimney Liner - 4DF316-25K

    4" DuraFlex 316 Basic Kit with 25' Stainless Steel Flexible Chimney Liner - 4DF316-25K

    $859.99
    MSRP $780.12
    DuraFlex SS
  • 4" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-25

    4" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-25

    4" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-25

    $166.25
    MSRP $644.17
    DuraFlex SS
  • 4" x 35" Lifetime Chimney Single-Wall Liner Kit with Tee 4" x 35" Lifetime Chimney Single-Wall Liner Kit with Tee

    4" x 35" Lifetime Chimney Single-Wall Liner Kit with Tee

    4" x 35" Lifetime Chimney Single-Wall Liner Kit with Tee

    $735.99
    Lifetime
  • 4'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 4DFA-50

    4'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 4DFA-50

    4'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 4DFA-50

    $544.99
    MSRP $439.4
    DuraFlex AL
  • 4" x 35' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-35

    4" x 35' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-35

    Sale

    4" x 35' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-35

    $990.99 $842.34
    MSRP $899.33
    DuraFlex SS
    Sale
  • 4" x 30' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-30

    4" x 30' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-30

    Sale

    4" x 30' DuraFlex 316 Stainless Steel Chimney Liner - 4DF316-30

    $850.99 $723.34
    MSRP $771.75
    DuraFlex SS
    Sale
  • 4" x 35' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter 4" x 35' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    4" x 35' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    Sale

    4" x 35' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    $699.99 $594.99
    Lifetime
    Sale
  • 4'' DuraFlexAL Tee - 4DFA-T 4'' DuraFlexAL Tee - 4DFA-T

    4'' DuraFlexAL Tee - 4DFA-T

    4'' DuraFlexAL Tee - 4DFA-T

    $257.99
    MSRP $207.43
    DuraFlex AL
  • 4'' x 35' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-35

    4'' x 35' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-35

    Sale

    4'' x 35' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-35

    $1,114.99 $947.74
    MSRP $815.67
    DuraFlex SS
    Sale
  • 4'' x 30' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-30

    4'' x 30' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-30

    Sale

    4'' x 30' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-30

    $783.99 $666.39
    MSRP $711.1
    DuraFlex SS
    Sale
  • 4" DuraFlex 316 Basic Kit with 35' Stainless Steel Flexible Chimney Liner - 4DF316-35K

    4" DuraFlex 316 Basic Kit with 35' Stainless Steel Flexible Chimney Liner - 4DF316-35K

    Sold out

    4" DuraFlex 316 Basic Kit with 35' Stainless Steel Flexible Chimney Liner - 4DF316-35K

    $1,117.99 $950.29
    MSRP $1014.36
    DuraFlex SS
    Sold out
  • 4'' x 20' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-20

    4'' x 20' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-20

    Sold out

    4'' x 20' DuraFlex 304 Stainless Steel Chimney Liner - 4DF304-20

    $518.99 $441.14
    MSRP $470.58
    DuraFlex SS
    Sold out

Choose your Brand of Chimney Liner

Lifetime Chimney Liner - Lifetime Chimney Liners are strong, flexible liners that are constructed with 316L grade stainless steel. They are intended for use with masonry chimneys venting appliances that burn home heating oil, LP or natural gas and solid fuels including wood, coal and pellets. This brand is recommended for Do it Yourself Homeowners, as well as professional installers

DuraFlex SS flexible relining for masonry chimney is for use with wood, gas, pellet, coal, or oil appliances including inserts, furnaces, boilers, and water heaters DuraFlex SS is recommended for professional installations.

DuraFlex AL flexible relining for masonry chimney is for use with natural gas or liquid propane category 1, draft hood equipped appliances and appliances tested and listed to use Type B Gas Vent. DuraFlex AL is recommended for professional installations

Follow manufacturer recommendations whenever applicable. Never use a chimney liner that is smaller in diameter than the flue size of the appliance it is being connected to. We recommend you study the brochures to become familiar with the product of choice.