For example a single wall stove pipe requires 18 inches of clearance from ceilings or walls.
Single wall vs double wall wood stove pipe.
Black single wall stove pipe has a clearance to combustibles of 18 double wall black pipe has a clearance of 6 whereas class a chimney pipe is generally 2.
Double wall stove pipe on the other hand requires only 8 inches of clearance from the ceiling and 6 inches from a wall.
It is true that single wall pipe radiates more heat into the room than double wall but if it s at the cost of floor space and dangerous creosote build up than in my humble opinion it s not worth it.
In a vertical chimney pipe installation uninsulated pipe runs to a ceiling box designed for a flat or cathedral ceiling.
The roaring fire in the wood stove keeps the room toasty warm on a wet chilly night.
Black pipe used outside will run way cooler flue temperatures than class a chimney and will potentially build up creosote quite rapidly increasing the chance of a chimney fire.
The double wall construction keeps the outside cooler and thus reduces wall clearances to 6 inches and ceiling clearances to 8 inches.
Most of these use a single walled pipe for the first room the room containing the stove and then through the second floor and attic roof sections a double wall insulated pipe is used.
Many installations use a stove pipe that goes straight up through the ceiling and out the roof.
I found several but none addressed the question i have.
Single wall pipe has a minimum clearance of 18 inches whereas most double wall carries a minimum clearance of 6 inches quite a difference.
Once these clearances are met you must convert your stove pipe to class a chimney pipe for proper venting of your stove.
Ok so i did search for threads on single wall vs double wall flue pipe for wood stoves.
For safety the single or double wall black stovepipe transitions to class a chimney pipe when it nears a.
So the question is is there a difference in the efficiency of a wood stove in particular an epa stove with single wall or double wall flue.
I ve recently been looking into wood burning stoves.