DuraVent FasNSeal Flex 9" x 185' Stainless Steel Custom Flex Length 59in 9% *Annual Fuel Utilization Efficiency

9% *Annual Fuel Utilization Efficiency (AFUE) is the recognized U

Use only with High Wind Termination Cap when additional wind protection is needed

that differ in their installation flexibility

CSA 233 - PFS (F19-008) AFUE* 70

DuraVent FasNSeal Flex 9" x 185' Stainless Steel Custom Flex Length 59in 9% *Annual Fuel Utilization EfficiencyMade from super ferritic stainless steel. Corrosion resistant. Manufactured with a sure seal locking seam for superior strength and flexibility. The smooth inner wall provides for no output reduction, allowing for full appliance efficiency, ease of cleaning and regular maintenance. The smooth inner wall optimizes gas flow, minimizes back pressure, and facilitates condensate management. Only flexible chimney liner listed to UL 1738 standard. What's