DuraVent DuraFlex 5.5" x 60' 316 Stainless Steel Custom Flex Pipe Length h26.25 ynamic Thermostat adjusts flames with

ynamic Thermostat adjusts flames with rising temps to maintain comfort level

It may also be known as rock wool

Diameter 4" x 3" Material 316L Stainless Steel

Why does my wood insert blower not move a lot of air

DuraVent DuraFlex 5.5" x 60' 316 Stainless Steel Custom Flex Pipe Length h26.25 ynamic Thermostat adjusts flames withDuraFlex 304 and 316 are lighter, more economical liners. Excellent when there are minimal offsets in the chimney. DuraFlex 304SS and 316SS are intended for wood burning, non condensing gas and oil fired appliances. Where greater corrosion resistance is desired, such as coal fired appliances, DuraFlex 316 is recommended. DuraFlex 304SS and 316SS are listed to UL 1777 and ULC S635. What's Included Flex Pipe Length (Custom) Features Available in 3" 8"