3'' Chimney Liner

Lifetime Chimney Liners - The Highest Quality Stainless Steel Liners at the Best Prices in the Industry

Lifetime chimney liners are setting new industry standards offering high quality and high performance at at an extremely affordable price. We highly recommend Lifetime Chimney Liners for their competitive pricing, overall product quality and integrity, and exceptional warranty that does not exclude do-it-yourself installers.

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  • 3" x 15' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-15

    3" x 15' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-15

    Sold out

    3" x 15' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-15

    $385.79
    MSRP $208.6
    DuraFlex SS
    Sold out
  • 3" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 3DFA-35K

    3" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 3DFA-35K

    3" DuraFlexAL 35' Aluminum Gas Chimney Liner Kit - 3DFA-35K

    $280.89
    MSRP $330.1
    DuraFlex AL
  • 3" DuraFlexAL 25' Aluminum Gas Chimney Liner - 3DFA-25

    3" DuraFlexAL 25' Aluminum Gas Chimney Liner - 3DFA-25

    3" DuraFlexAL 25' Aluminum Gas Chimney Liner - 3DFA-25

    $320.99
    MSRP $173.01
    DuraFlex AL
  • 3" DuraFlexAL Coupling - 3DFA-FC

    3" DuraFlexAL Coupling - 3DFA-FC

    3" DuraFlexAL Coupling - 3DFA-FC

    $23.19
    MSRP $20.17
    DuraFlex AL
  • 3" DuraFlexAL 35' Aluminum Gas Chimney Liner - 3DFA-35

    3" DuraFlexAL 35' Aluminum Gas Chimney Liner - 3DFA-35

    3" DuraFlexAL 35' Aluminum Gas Chimney Liner - 3DFA-35

    $378.39
    MSRP $218.54
    DuraFlex AL
  • 3" DuraFlexAL Top Plate - 3DFA-TP 3" DuraFlexAL Top Plate - 3DFA-TP

    3" DuraFlexAL Top Plate - 3DFA-TP

    3" DuraFlexAL Top Plate - 3DFA-TP

    $51.99
    MSRP $36.43
    DuraFlex AL

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  • 3" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-20

    3" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-20

    3" x 20' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-20

    $493.19
    MSRP $309.91
    DuraFlex SS
  • 3" x 25' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-25

    3" x 25' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-25

    3" x 25' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-25

    $552.99
    MSRP $501.95
    DuraFlex SS
  • 3" DuraFlexSS Connector - 3DFS-FC 3" DuraFlexSS Connector - 3DFS-FC

    3" DuraFlexSS Connector - 3DFS-FC

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    3" DuraFlexSS Connector - 3DFS-FC

    $41.29
    MSRP $35.74
    DuraFlex SS
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  • 3" DuraFlexSS Flex Puller-3DFS-FP

    3" DuraFlexSS Flex Puller-3DFS-FP

    3" DuraFlexSS Flex Puller-3DFS-FP

    $47.99
    MSRP $45.49
    DuraFlex SS
  • 3" DuraFlexSS Top Plate - 3DFS-TP 3" DuraFlexSS Top Plate - 3DFS-TP

    3" DuraFlexSS Top Plate - 3DFS-TP

    3" DuraFlexSS Top Plate - 3DFS-TP

    $96.45
    MSRP $121.25
    DuraFlex SS
  • 3" DuraFlexSS Tee with Cap - 3DFS-T 3" DuraFlexSS Tee with Cap - 3DFS-T

    3" DuraFlexSS Tee with Cap - 3DFS-T

    3" DuraFlexSS Tee with Cap - 3DFS-T

    $136.99
    MSRP $124.11
    DuraFlex SS
  • 3" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-25

    3" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-25

    3" x 25' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-25

    $552.99
    MSRP $501.9
    DuraFlex SS
  • 3" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-15

    3" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-15

    3" x 15' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-15

    $414.99
    MSRP $376.46
    DuraFlex SS
  • 3" x 25' Lifetime Chimney Smooth-Wall Liner Kit with Tee 3" x 25' Lifetime Chimney Smooth-Wall Liner Kit with Tee

    3" x 25' Lifetime Chimney Smooth-Wall Liner Kit with Tee

    3" x 25' Lifetime Chimney Smooth-Wall Liner Kit with Tee

    $667.99
    Lifetime
  • 3" DuraFlexSS Mortar Sleeve - 3DFS-MS

    3" DuraFlexSS Mortar Sleeve - 3DFS-MS

    Sale

    3" DuraFlexSS Mortar Sleeve - 3DFS-MS

    $18.89 $16.01
    MSRP $15.16
    DuraFlex SS
    Sale
  • 3'' DuraFlex 316 Basic Kit with 15' Flex Liner - 3DF316-15K

    3'' DuraFlex 316 Basic Kit with 15' Flex Liner - 3DF316-15K

    Sale

    3'' DuraFlex 316 Basic Kit with 15' Flex Liner - 3DF316-15K

    $546.99 $464.94
    MSRP $495.68
    DuraFlex SS
    Sale
  • 3" DuraFlexAL Female Flex Adapter - 3DFA-FA 3" DuraFlexAL Female Flex Adapter - 3DFA-FA

    3" DuraFlexAL Female Flex Adapter - 3DFA-FA

    3" DuraFlexAL Female Flex Adapter - 3DFA-FA

    $34.19
    MSRP $23.98
    DuraFlex AL
  • 3'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 3DFA-50

    3'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 3DFA-50

    3'' DuraFlexAL 50' Aluminum Gas Chimney Liner - 3DFA-50

    $411.99
    MSRP $332.39
    DuraFlex AL
  • 3'' x 35' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-35

    3'' x 35' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-35

    3'' x 35' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-35

    $783.99
    MSRP $711.11
    DuraFlex SS
  • 3" x 25' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter 3" x 25' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    3" x 25' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    Sale

    3" x 25' Lifetime Chimney Single-Wall Liner Kit with Stove Adapter

    $610.99 $519.34
    Lifetime
    Sale
  • 3'' x 30' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-30

    3'' x 30' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-30

    Sale

    3'' x 30' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-30

    $755.99 $642.59
    MSRP $686.0
    DuraFlex SS
    Sale
  • 3'' x 30' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-30

    3'' x 30' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-30

    Sale

    3'' x 30' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-30

    $668.99 $568.64
    MSRP $606.52
    DuraFlex SS
    Sale
  • 3'' x 20' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-20

    3'' x 20' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-20

    Sold out

    3'' x 20' DuraFlexSS 304 Stainless Steel Chimney Liner - 3DF304-20

    $449.99 $382.49
    MSRP $407.84
    DuraFlex SS
    Sold out
  • 3'' DuraFlexAL Tee - 3DFA-T 3'' DuraFlexAL Tee - 3DFA-T

    3'' DuraFlexAL Tee - 3DFA-T

    Sale

    3'' DuraFlexAL Tee - 3DFA-T

    $225.99 $192.09
    MSRP $125.22
    DuraFlex AL
    Sale
  • 3'' x 35' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-35

    3'' x 35' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-35

    Sale

    3'' x 35' DuraFlex 316 Stainless Steel Chimney Liner - 3DF316-35

    $852.99 $725.04
    MSRP $773.84
    DuraFlex SS
    Sale

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.