Should I use a BEST-Flex or BEST-Rigid Liner ?




BEST-Flex
316 Titanium Alloy
Stainless Steel Liner

BEST-Flex
Aluminum Liner
BEST-Rigid
304/316
Stainless Steel Liner






For All Fuel Applications:
Oil, Corn/Wood Pellet, Coal, High Efficiency Gas (84% or higher), Wood
For:
Low Efficiency Gas Only
(83% or lower)
Rigid 304 For: Wood Only

Rigid 316 For:
All Fuel Applications

  • Is constructed of .006 thick 316TI steel that is UL listed & tested for all fuel types vented through your chimney.


  • It's corrugated structure allows for extreme flexibility for you to maneuver it down your chimney & around any offsets you may encounter.


  • Available as a KIT, so you get everything you need for a typical installation.


  • Comes with a Lifetime Warranty, so you can rest at ease. (5 years on coal)

  • Low Efficiency Gas Units can be installed with Aluminum. (Refer to the back of the unit for the efficiency rating)


  • BEST-Flex Aluminum Liners are compressed when you receive them, so before installing it; you must fully stretch it to the length you ordered by grasping each end of the liner & pulling; allowing the liner to twist in a counter clockwise direction.


  • Available as a KIT, so you get everything you need for a typical installation.


  • Comes with a 15 Year Warranty

  • Rigid Liners are perfect for short (less than 12ft), straight chimneys with no offsets.


  • Available in 1ft, 18in., 2ft, 3ft and 4ft sections making installation easy. Slide them in to each other, use rivets or stainless steel zip screws to put them together & you are done!


  • Comes with a 15 year Warranty

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