DuraVent DuraFlex 316 3" x 20' Stainless Steel Basic Kit o6.625 True to its name

True to its name

Model MEI-REM Warranty

Its ingenious design allows for thermal expansion

DuraPlus HTC: Double-wall all-fuel chimney built to Canadian standards

Measures 36 5/8" Wide by 31 3/16" High

DuraVent DuraFlex 316 3" x 20' Stainless Steel Basic Kit o6.625 True to its nameDuraFlex Pro DuraFlex Pro is the ultimate in flexible steel liners for strength and flexibility. It features 20% more stainless steel per foot compared to other liners on the market. Its extreme flexibility facilitates problem free installations where multiple offsets are needed. DuraFlex Pro is available in 3 through 12 diameters in lengths, kits and custom lengths. DuraFlex Pro is manufactured utilizing highly corrosion resistant 316 Stainless