DuraVent FasNSeal Flex 12" x 140' Stainless Steel Custom Flex Length residential Click to See High Altitude

Click to See High Altitude Conversion Kits Williams Furnace High Altitude Conversion Kit with all Required Orifices for 6005622A

wind-related draft problems

Kit requires an IFT-RC400 remote control (sold separately)

Log Kit is sure to enhance your fire feature and bring a traditional

Maximum BTU Output: 33

DuraVent FasNSeal Flex 12" x 140' Stainless Steel Custom Flex Length residential Click to See High AltitudeMade 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