Description
An economical venting system used for relining masonry chimneys that are intended to be used for venting gas appliances and decorative gas fireplaces. Protects the masonry chimney from damaging effects of flue product condensation. The DuraFlex AL Chimney Relining System is UL listed for venting listed Category I draft hood-equipped or fan-assisted gas appliances, decorative gas fireplaces, or other gas appliances listed by a recognized listing agency, and approved for use with Type B Gas Vent. DuraFlex AL requires a minimum clearance of 0 inches air space between interior masonry and gas liner. Kit includes: 25 ft Length DuraFlex Aluminum, DuraFlex AL Cap, DuraFlex Top Plate, and DuraFlex Mortar Sleeve.
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