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 and ULC S635.
- Diameter: 3"
- Construction material: Single wall .005" 316 Stainless Steel
- Clearances: 0" to Masonry
- Listings: Listed to UL 1777 and ULC S635
DuraFlex SW smooth wall flexible relining for masonry chimney. Use with gas, wood pellet, oil, or wood appliances. Applications include: fireplace inserts, furnaces, boilers, and water heaters.
Chimney Relining Best Practices
Chimney Relining For Gas Appliances
|Brand||DuraFlex AL, DuraVent,|
|Wall Construction||Single Wall|