DuraVent DuraFlex AL 2" x 25" Aluminum Length w9.25 Invented by Carl Auer von

Invented by Carl Auer von Welsbach in the 1880s

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2" Quantity 2pieces per carton

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Ember Bed & Down Lighting (Controlled Independently or Together)

DuraVent DuraFlex AL 2" x 25" Aluminum Length w9.25 Invented by Carl Auer vonDuraFlex Aluminum An economical venting system used for relining masonry chimney for natural gas or liquid propane category I, draft hood equipped appliances, and appliances tested and listed to use Type B Gas Vent for a wide range of applications, including: natural gas fireplaces, gas fired furnaces, boilers, water heaters, and wall or space heating applications. Protects the masonry chimney from damaging effects of flue product condensation.