Lifetime Chimney Liner is Northline Express's preferred liner of choice. Why do you ask? Because Lifetime Chimney has one of the best warranties in the industry without a bunch of fine print or loopholes. Their chimney liners are UL Listed with 316L grade stainless steel built to withstand the severe constant conditions within your masonry chimney. Lifetime Liners come in Smooth Wall, or Single Wall. Lifetime Chimney Systems are a low-cost, affordable, and dependable approach to chimney liner installations.
DuraVent was the first to market with new innovations in venting systems. DuraVent has captured a leadership position in these emerging markets. With Scientifically proven materials and engineering, DuraVent products have become one of the leaders in professional quality venting products. They are committed to providing the industry with cutting-edge products that meet the demands of today's heating product market. You can choose between DuraLiner, DuraFlexAL, DuraFlexSS, DuraFlexSS SW, or DuraFlex 316 & 304 Lining Systems.