Shop by Category

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. 

Shipping and Returns