DuraVent FasNSeal Flex 12" x 55' Stainless Steel Custom Flex Length high-temperature-paint Join two rooms together with

Join two rooms together with one set of flames when you replace the solid black backer panel that comes with the CDFI-BX1000 or GBF1000-PRO

No need to caulk each joint

Single-Sided

*NOTE: The image has shown with Amantii Cube 20″ three sided wall mount electric fireplace not included

The Matrix 2000 wood insert defines the new standards for a contemporary look and performance

DuraVent FasNSeal Flex 12" x 55' Stainless Steel Custom Flex Length high-temperature-paint Join two rooms together 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