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The Light Heavyweight-Flex Chimney Liner

Light Heavyweight Flex Liner

* Available in round and oval cross sections.

A Hybrid of our Middleweight-Flex and Heavyweight-Flex Liners
This lean and flexible liner bridges the gap between our Middleweight-Flex and Heavyweight-Flex liners. It's lighter than the Heavyweight-Flex and is stronger than the Middleweight-Flex with no memory.

  • Lighter than our Heavyweight-Flex
  • Stronger than our Middleweight-Flex with no memory
  • Smooth interior walls for easy cleaning
  • .010 thick stainless steel
  • Fully covered under Lifetime’s warranty
  • UL listed to 1777 zero clearance standard

Available Specs

We manufacture our liners right here in the USA. They are in stock and ready to ship with the following specs. If you need a size or length that is not shown below, please give us a call. We can customize any liner to fit your needs.

Diameters (inches): 3½", 4", 5", 5½", 6", 7", 8", 10", 12"

Lengths (feet): 20', 25', 30', 35', 40', 45', 50'

Steel Grades: 304L, 316L, AL29-4C

Liftime Loyalty - As True As Steel

Our customers remain loyal because we craft
the highest quality venting solutions while offering
unrivaled customer service for the best buying experience.