DuraVent FasNSeal Flex 9" x 140' Stainless Steel Custom Flex Length btu6900 Designed specifically for use with

Designed specifically for use with Kingsman OFP42 outdoor fireplace

With all visible surfaces made from 11-gauge marine-grade 316 stainless steel

Insul Flue" reduces the minimum 18" clearance specified by NFPA standard to 2"

Lockout module

Model Falo Fuel Type Wood Burning Overall Diameter 21"

DuraVent FasNSeal Flex 9" x 140' Stainless Steel Custom Flex Length btu6900 Designed specifically for use 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