DuraVent FasNSeal Flex 5" x 45' Stainless Steel Custom Flex Length d21.625 Do not use in factory-built

Do not use in factory-built fireplaces that state unvented gas logs should not be used

misplaced handsets will not be a problem

25" W x 25

Model 00272445 Size 40" x 40"

Completes right side of sofa

DuraVent FasNSeal Flex 5" x 45' Stainless Steel Custom Flex Length d21.625 Do not use in factory-builtMade 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