DuraVent FasNSeal Flex 4" x 130' Stainless Steel Custom Flex Length d13.375 5" | Bars: 6 Weight

5" | Bars: 6 Weight 16 lbs

Enjoy the warmth and beauty of the SYM-74-B in your favorite living areas

This kit moves warm air from your fireplace enclosure to be expelled into the room for increased efficiency

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DuraVent FasNSeal Flex 4" x 130' Stainless Steel Custom Flex Length d13.375 5" | Bars: 6 WeightMade 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