DuraVent FasNSeal Flex 3" x 125' Stainless Steel Custom Flex Length shelf 3000 series aluminum

3000 series aluminum

Heat-circulating blower included

The liner is made of high-quality materials that are designed to withstand the heat and elements of a gas fireplace

Model FT-FB Dimensions L - 1

and sand pine

DuraVent FasNSeal Flex 3" x 125' Stainless Steel Custom Flex Length shelf 3000 series aluminumMade 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