The large fireplace plug is an inflatable urethane plug measuring 38 x 16.
Diy chimney plug.
The balloon is inserted into your chimney and then you blow it up until it fits snugly in the space thereby blocking the air flow.
Once it s dry and gently lodged in place the living space gains a stunning.
Here s what one looks like.
What most people seem to do in this situation is install a chimney plug or balloon.
Its snug fit ensures that this diy draft stopper stands in the fireplace and effectively plugs any potential air leaks.
I double bagged the insulation as the inside of the chimney is quite rough.
Chimney balloons with good reviews run up to 70 each on amazon.
Leave just the end of the material hanging down to be able to pull it down when you need to.
The fireplace plug can be adapted to work in almost all fireplaces.
The missus was worried about ventilation and it is important there is some air flow in the chimney.
It is quickly and easily installed in the fireplace just below the damper level.