m-flex chimney liners only at chimney liner pro
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All of our chimney liner supplies are proudly Made in America

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Chimney Liner Pro is the exclusive online retailer of the industrial strength, M-FLEX chimney liners. We also sell top-quality Made in America Stainless Steel Chimney Caps, Chase Covers, Multi Flue Caps and Chimney Repair Products. All Chimney Liners have a lifetime warranty backed by the manufacturer and are UL Listed. Shipping is included on all of orders in the United States.


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We strive to ship your orders within 24 hours. Although during our high season in the fall some orders can be delayed 48-72 hours. Learn more about our shipping and return policy. Or, learn more about Chimney Liner Pro.