DuraVent FasNSeal Flex 4" x 130' Stainless Steel Custom Flex Length d13.375 Click to See High Altitude

Click to See High Altitude Conversion Kit Williams Furnace High Altitude Conversion Kit with all Required Orifices for 2001622A

The flat top mount makes it easy to attach a lid for a clean

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

Model Size Inlet BTUS OPT-18LTS 18" 1/2” 125

Item Number OPT-6020MFWE12V-VAN-NG UPC Code 196111472116 Manufacturer The Outdoor Plus Brand Name The Outdoor Plus Material GFRC Concrete Collection Linear Maya Finish Vanilla Shape Rectangular Fuel Type Natural Gas Ignition 12V Electronic Ignition Burner Material 304 Stainless Steel Product Category Fire & Water Bowl Dimensions 60" x 20" Height 12" Base 50" x 10" Documents & Files

DuraVent FasNSeal Flex 4" x 130' Stainless Steel Custom Flex Length d13.375 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