Features: * Double wall stove pipe is a connector pipe that links wood stoves to insulated chimneys * This system features a black aluminized steel outer casing and heavy gauge stainless steel inner liner * 1/4 in. air space between inner and outer pipes provides superior insulating value * 6 in. clearance to combustibles * Three metal screws supplied with each length * For installed length, subtract 1-3/8 in. per joint * Listed to ULC S641 and UL 103 standards * Black What"s In The Box: * Selkirk 266024 6-In. X 24-In. Fixed Length Double Wall Smoke Stove Pipe