Get the same quality Forever Flex liners have always been known for with a new twist. ForeverFlex pre-insulated chimney liners are traditional 316-Ti alloy flexible chimney liners with a 1/2" insulation wrap already installed, with an additional aluminum outer protective liner, all in one pre-made package.

•  Stainless Steel Inner liner with aluminum outer protective wrap.
•  1/2" Insulation provides Zero/Zero clearance requirements in masonry chimneys
•  Manufacturers "Forever Warranty" (for wood and pellet only) **
•  Free Shipping

3-Inch                      4-Inch                      5-Inch

5.5-Inch                    6-Inch                      7-Inch 

8-Inch                      9-Inch                     10-Inch                   11-Inch

(** Manufacturers warrenty when guidelines and requirements of said warranty are followed.)