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Chimney Liner Pro

All of our chimney liner products are made from the highest quality stainless steel and aluminum in the industry. Everything is in stock and ready to be shipped in 2 to 5 business days. We offer the best warranties in the industry, free shipping, and donations to Wounded Warriors. We have a large catalog of products and a custom fabrication shop, please call us now if you can't find your chimney liner product. 1-800-785-9124

M-FLEX, The Original Flex Liner

M-Flex, The Original Flex Chimney Liner

Chimney Sweeps across the nation have depended on M-FLEX chimney liners since 1992 because M-FLEX outperforms the competition. Now you can install the same chimney liner that has been a mainstay in the industry for over 20 years. M-FLEX is not the kind of cheap product you’ll find at major outlets.   

The original “flex” liner, M-FLEX is made from 316L stainless steel. and can be used for wood, coal, oil, corn, and gas appliances. It’s designed to reline existing chimneys and comes with a lifetime, transferable warranty. It’s corrugated construction allows for expansion and contraction during heat up and cool down periods, removing stress on the system. M-Flex liner is UL listed by underwriter laboratories to UL 1777, 64, 441 standards.

Chimney Liner Pro is the only place for homeowners to purchase M-FLEX chimney liners. If you happen to come across our products at another online location please contact us.