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 (Custom)

Features

• Available in 3″ – 8″ diameters.
• Use with solid fuel, non-condensing gas and oil appliances.
• Smooth-wall inner liner reduces resistance for better efficiency and reduces creosote build-up for easier maintenance.
• 316 stainless is proven to provide additional corrosion-resistance when burning coal or other sulfur oils.

Specifications