Amazon.com: YEMELI Stove Chimney Pipe, Stainless Steel 45° Elbow Chimney Liner Bend Multi Flue Stove Pipe Smoke Exhaust Pipe of Gas Water Heater (Size : 70mm) : Home & Kitchen
Amazon.com: Rockford Chimney Supply 316 Stainless Steel Flexible Chimney Liner Insert Kit, 3 Inch x 20 Feet : Home & Kitchen
Smooth Wall 6 inch Pre-Insulated Chimney Liner Kit in lengths up to 50 feet long! ChimneyLinerKits.com
Chim Cap Corp 4 in. x 25 ft. Smooth Wall Stainless Steel Chimney Liner Kit SW425SSK - The Home Depot