For the insulated double wall type chimney the minimum clearance is usually two inches.
Triple wall stove pipe clearance to combustibles.
For single wall stovepipe the clearance space remains 18 inches.
All stove chimney pipe is chosen and classified by the inside diameter.
Double wall stovepipe is used when you don t have 18 or more clearance from combustibles.
This through the wall chimney stove vent kit supports up to 40 ft.
Dvl s double wall air insulated design reduces clearances to combustibles from 18 in.
For example a single wall stove pipe requires 18 inches of clearance from ceilings or walls.
Fire safety clearance requirements between metal chimneys combustible materials minimum clearances from combustibles for manufactured metal chimneys for oil gas or other fuel fired appliances using metal chimneys table of clearances for listed flue vent connectors for gas fired heating appliances minimum distance from combustible materials questions answers.
018 aluminized steel intermediate liner.
Depending on which kind of stove pipe you use single wall or double wall you must also account for proper clearances from combustibles.
Using a heat shield on a single wall stovepipe.
The duraplus system from duravent is designed to the duraplus system from duravent is designed to stay cool on the outside provide a hot draft on the inside and boost stove efficiency offering a fire safe design that protects both the chimney and building.
The nfpa calls for an 18 clearance to combustible walls for single wall stove pipe.
Most of the double wall stove pipe allows for 6 clearance from wall combustibles and 8 from ceiling combustibles.
2 clearance to combustibles.
Creosote build up is minimized in the insulated type chimney because of rapid warming of the inner walls.
Of duraplus chimney pipe sold separately and features the necessary.
016 430 stainless.
Materials and construction 016 430 stainless steel outer wall or 018 galvanized steel outer wall.
To 6 in the closest clearance to a wall of any connector pipe.
Once the venting reaches the wall or ceiling it must be converted to class a chimney pipe.
Double walled black stovepipe must be kept 6 inches away from combustible wall material as it connects with the chimney pipe.
Triple wall class a pipe is the preferred solution for homeowners installing their own system due to its increased margin of safety.
Prefabricated chimneys are efficient and easy to install.
Dvl improves stove performance by maintaining high flue gas temperatures for a strong steady draft.