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Aluminum Gas Chimney Liners

Selkirk Flexi-Liner

Selkirk Flexi-Liner is super flexible which makes installation easy, even in challenging chimneys.  We recommend insulating this liner with Flexi-Sleeve to further minimize condensation or contact with chimney contaminants. 

The outside diameter is approximately 3/8" larger than its inside diameter.

  • 2-ply 3003 alloy aluminum
  • UL Listed to 1777 Standard for gas-fired appliances with an AFUE of 83% or less
  • Limited Lifetime Warranty
  • Gas tight seam

Free shipping within the continental United States. 

Chimney liners and components are non-returnable items if they are not in original conditon.  If they are returned there is a 20% restocking fee and a credit will be issued only after any return is inspected by our distributor.

  • Selkirk Flexi-Liner Gas Relining Kit

    Selkirk Flexi-Liner Gas Relining Kit

    Includes flexi-liner, round top, 16" x 16" flashing with 3" tall collar, mortar guard, fastners, and instructions. Free shipping within the continental US Chimney liners and components are non-returnable items if they are not in original condition...

    $112.52 - $193.58
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  • elkirk Flexi-Liner B-Vent Adaptor

    Selkirk Flexi-Liner B-Vent Adaptor

    Selkirk Flexi-Liner B-Vent Adaptor Free shipping within the continental US Chimney liners and components are non-returnable items if they are not in original condition.  If they are returned there is a 20% restocking fee and a credit will be...

    $24.51
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  • Selkirk Flexi-Liner Coupler

    Selkirk Flexi-Liner Coupler

    Selkirk Flexi-Liner Coupler  Free shipping within the continental US Chimney liners and components are non-returnable items if they are not in original condition.  If they are returned there is a 20% restocking fee and a credit will be issued...

    $21.15
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  • Selkirk Flexi-Liner Pull Down

    Selkirk Flexi-Liner Pull Down

    Use to stretch Flexi-Liner and to pull it down the chimney. Free shipping within the continental US Chimney liners and components are non-returnable items if they are not in original condition.  If they are returned there is a 20% restocking fee...

    $22.63
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