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This product weighs 50 lb each and will be shipped via LTL carrier. A lift gate option will be added free of charge for your convenience.
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The DuraVent DuraFlex AL 4DFA-35K is a relining system designed for safe and efficient venting of heating appliances. This system protects masonry chimneys from condensation damage. It is tested by Underwriters Laboratories and comes with a Limited Lifetime Warranty.
This relining system is ideal for gas furnaces, water heaters, fireplace inserts, and non-condensing boilers, offering an economical solution for masonry chimney relining.
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