DuraVent FasNSeal Flex 12" x 135' Stainless Steel Custom Flex Length sqft1054 Eliminates the need to cut

Eliminates the need to cut pipe

Fits around the viewing window of the Osburn 1700 wood stove

Astound Brochure 2

3 heat levels

DuraVent FasNSeal Flex 12" x 135' Stainless Steel Custom Flex Length sqft1054 Eliminates the need to cutMade 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