There is no building regulation that says you must insulate around a flexible flue liner within a chimney stack.
Do i need to insulate a chimney liner.
It is always a good idea to insulate your flexible chimney liner.
If the chimney is exposed on an outside wall or the stack is particularly tall or the flue is of a large diameter then the answer to the proposed question above is a probable yes.
When you are converting your wood burning fireplace to a gas burning fireplace and using the existing chimney as a vent it is a good idea to install a flexible aluminum liner.
Also you should get a new chimney liner when you decide to convert your fireplace.
Having 1 2 thick insulation will maintain your liner to the ul1777 standard.
Types of chimney insulation.
Masonry chimney flues are not insulated unless an insulated liner has been installed.
Liners insulate heat moving through the chimney protecting flammable areas of your home s structure.
You can also make sure to waterproof your chimney to even further your chimney s defense against moisture.
Moisture is a chimney s biggest enemy.
Chimney liners do not always need to be insulated.
There are two main types of chimney liner insulation.
The most user friendly chimney liner insulation is the insulation blanket.
However building regulations do state that gases must be safely taken away from the building and by insulating your flexible flue liner within the chimney cavity will ensure that the gases will travel directly up from the stove and out through the chimney top.
In addition while the flue gasses stay hot less creosote will form and less fuel will be wasted.
There are different types of chimney liners which you can use to line your chimney.
Chimney liners are a protective barrier usually made of metal or ceramic.
Why worry about your chimney liner.
Only ul listed stainless liners with the necessary insulation will meet the zero.
Insulated liners keep the flue gases warmer increase the upward speed of those gases and help prevent condensation forming on the liner.
The insulation will enable the flue to heat up more quickly and this increases your draft reduces creosote making it easier to clean and makes your system more efficient safer.
There are no building regulations that stipulates you must insulate a chimney liner when installing in a chimney stack.
Benefits of chimney liner insulation do i need to insulate my liner.
Ul listed chimney liners.
The blanket is made of.
The insulation will enable the flue to heat up more quickly and to a higher temperature.
You do not need to insulate the liner when using aluminum gas vent pipe.
A new chimney liner will help insulate your chimney and keep the moisture out.
The only regulation is concerning the gases that must be safely taken vented from the building.
This helps reduce the risk of having an inadequate draft.