Durably crafted with 24-gauge steel, the DuraBlack single-wall chimney stove pipe adapter completes your venting system when used with one of DuraVents chimney products such as DuraTech, DuraPlus or DuraPlus HTC. This convenient adapter installs easily inside the flue outlet to connect a DuraBlack stove pipe to your stove's flue collar. Offering an economical, drip-free, single-wall stove pipe solution, the DuraBlack system is constructed with die-formed end fittings and features adjustable lengths that eliminate the need for cutting and crimping.