Need a reliable chimney pipe for your venting system? Check out this DuraVent DuraChimney II pipe. It's a Class A, double-walled chimney pipe that's UL 103 listed for safety. This specific piece is 18 inches long with a 14-inch inner diameter, and it's made from galvanized steel. The double-wall, air-cooled design is awesome because it keeps the outside cooler while maintaining a hot draft inside for better efficiency. It's also built to expand safely under high heat. DuraVent is a top name in venting, known for durable, well-engineered products. This pipe is part of their system that's designed as a lighter, easier-to-install alternative to masonry chimneys. When installed, the actual usable length is about 17 inches (you subtract 1 inch for the connection). It's a solid, professional-grade component for wood stoves, fireplaces, or other appliances. Always make sure it's the correct part for your specific appliance and local codes before you buy. Good venting is crucial for safety and performance!