Use with a rope to guide DuraFlex lengths down a masonry chimney.
See all 7" DuraFlex SS chimney components.
DuraFlex SS relining systems ensure safe and efficient venting of heating appliances while protecting the masonry chimney from the damaging effects of flue product condensation. DuraFlex is available in 304 and 316Ti stainless steel. The 304 and 316Ti SS are designed for use with pellet, non-condensing gas, and oil appliances. DuraFlex SS and 316Ti SS, when used with the Simpson DuraVent Two-Ply Insulation Sleeve, may be used for relining wood burning fireplace inserts and stoves to meet UL 1777 and ULC S635 standards with 0" clearance to masonry.
WARNING: This product can expose you to chemicals including Chromium, which is known to the State Of California to cause cancer and birth defects or other reproductive harmFor more information go to http://www.P65Warnings.ca.gov.
- Diameter: 7"