Olympia Chimney Supply - Forever Flex chimney liner, components, Forever Flex 304L,

Olympia is now manufacturing its Forever Flex brand, or light flex liner using 304L stainless steel. While others choose to use 304 stainless, Olympia chose to offer a better, more durable stainless with the 304L. In addition, it is UL Listed and carriers a Limited Lifetime Warranty.