Duravent 6" Diameter Duraliner 36" Oval Rigid Pipe

Use to reline masonry chimney with 0/0 clearance. Available in oval 6” and 8” diameters; 12”, 24”, 36”, and 48” lengths. Factory-insulated. Built-in, pre-drilled fittings for riveting joints. 304 stainless steel inner and aluminized steel outer. Note: to calculate the installed length of 5”, 6”, and 8” DuraLiner pipe subtract 1 ½” from each joint overlap of liner pipe sections.