DuraVent DuraFlex SW 4" x 140' Stainless Steel Custom Length btu18000 For 4DT-HCR)

For 4DT-HCR)

Prevention from accidents

Burner cover only

Use at ceilings or within the chimney enclosure

It's your choice and The Sideline® 100 wall-mounted fireplace makes it easy

DuraVent DuraFlex SW 4" x 140' Stainless Steel Custom Length btu18000 For 4DT-HCR)DuraFlex SW is a smooth inner wall, flexible stainless steel chimney liner. The smooth inner wall provides for no output reduction allowing for full appliance efficiency. Smooth wall construction eliminates ridges that restrict flue gas flow and collect deposits. The lack of ridges facilitates cleaning and maintenance. DuraFlex SW is ideal for relining masonry chimney for wood and gas burning appliances. Listed to UL 1777. What's Included Length