DuraVent FasNSeal Flex 2" x 50' Stainless Steel Flex Length d6.6 Comfort can be maintained with

Comfort can be maintained with a lower air temperature that will reduce infiltration and heat loss through the walls and roof

For Millivolt Control Chillbuster and Alterna Vent-Free sets

Locking seam on the liner is the strongest in the industry

but be careful

00" (in) Product Weight 7

DuraVent FasNSeal Flex 2" x 50' Stainless Steel Flex Length d6.6 Comfort can be maintained withMade 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