DuraVent FasNSeal Flex 5" x 165' Stainless Steel Custom Flex Length w52.5 and made to fit your

and made to fit your purposes

Includes cover

combustion chamber and a 144-CFM ultra-quiet variable speed fan that is strategically positioned to redistribute heat throughout the room

and treatments are deemed ineffective

DuraVent FasNSeal Flex 5" x 165' Stainless Steel Custom Flex Length w52.5 and made to fit yourMade 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