DuraVent FasNSeal Flex 9" x 90' Stainless Steel Custom Flex Length btu88000 Used to provide lateral support

Used to provide lateral support while maintaining proper clearance

Rear Width 21" Depth 14" Valve Vanisher Front Width 28 1/2" Rear Width 19" Depth 15"

Passed ETL certification

Model DV-4PVP-E45

DuraVent FasNSeal Flex 9" x 90' Stainless Steel Custom Flex Length btu88000 Used to provide lateral supportMade 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