6" DuraVent DuraBlack Stainless Steel Telescoping 44" - 68" Pipe 6DBK-TLSS This welded 44" to 68" telescoping pipe length with trim is used for a two-piece installation. It connects directly from stove to ceiling support box or finishing collar. Adjusts from 44" - 68". No cutting required. 22-gauge strength Lock seams 18" clearance to combustibles 430-Alloy Stainless Steel Single-wall interior stove pipe for connecting wood stoves to manufactured chimney Economical and drip-free connection No need for cutting or crimping