Durably crafted with 24-gauge steel, the DuraBlack 90-Degree Elbow Single-Wall Chimney Stove Pipe completes your venting system when used with one of DuraVent's chimney products such as DuraTech, DuraPlus or DuraPlus HTC. The single-wall design works to radiate heat into the room, providing additional warmth beyond the stove. 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.