DuraVent DuraFlex AL 3" Aluminum Coupler w11.1 XL900: 646ft2 [60m2]

XL900: 646ft2 [60m2]

Width - 15

Modern Interior: Provides a solid dark interior finish

For Outdoor Gas Fireplaces

This extremely efficient method of heating can result in fuel savings of between 30% and 50% when compared to forced air convection heating

DuraVent DuraFlex AL 3" Aluminum Coupler w11.1 XL900: 646ft2 [60m2]DuraFlex 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.