DuraVent FasNSeal Flex 4" x 40' Stainless Steel Custom Flex Length 3in Specifically designed to work with

Specifically designed to work with Napoleon’s Dynamic Heat Control Plus system for flawless compatibility

5" H Weight 16 lbs

making this piece ideal for displaying by a pool

Advanced infrared technology for fast heating in 1 second

DuraVent FasNSeal Flex 4" x 40' Stainless Steel Custom Flex Length 3in Specifically designed to work 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