For Instance, this is an 18 Inch Length. One of many different sizes available. Model HT is an All Fuel Chimney approved for Gas, Oil and Wood*
Majestic SL348 4 ft. (1220mm) pipe section
Miloidea 304 Stainless Steel Chimney Pipe Extension, Flexible Flue Exhaust Wood Stove Pipe for Tent & Camping Stoves, Adjustable Ducting Dryer Vent Hose for Pellet Stove Fresh Air Intake : Home
Isokern B-Vent Insulated Metal-Fab Chimney System - 14
Double Wall Black Stove Pipe - Wood Stove Double Wall Black Pipe - Rockford Chimney
Selkirk Stainless Steel Insulated Chimney Pipe - 6 x 18 in
Pipe lengths provide the core part of the chimney system. Pipes should match the inside diameter of all other pieces and all pieces should be from the same manufacturer. Galva-Temp is designed for all-fuel applications and comes with a galvanized steel outer casing. Galva-Temp chimney pipe is insulated with 1 inch solid pack and UL Listed to UL-103 standards.
Metalbest 10UT-24 10 Inner Diameter - Ultra-Temp Class A Chimney Pipe - Double, Stainless Steel
Supervent® 7 ID Class A Double Wall Tee & Plug at Menards®
DuraTech 6 x 18 Stainless Steel Chimney Pipe (6DT-18SS), The DuraTech Chimney Pipe is crafted from high-grade stainless steel, ensuring longevity
Stainless Steel 6 x 18 DuraTech Chimney Pipe
Selkirk Metalbestos 8UT-48 8-Inch X 48-Inch Stainless Steel Insulated Chimney Pipe