The rigid foam i used to seal the fireplace was an inch and a half thick and i was able to buy it in 4 x 2 pieces for 4 15 each.
Sealing off fireplace for winter.
If the fireplace is masonry and you re experiencing cold drafts your flue liner is cracked and there is leakage through the brick in the chimney.
When rain beats down the metal of a fireplace or wind howls through it the fireplace seems like a bad investment.
Replace the chimney cap and go inside the house.
For a more lasting seal check out this diy article on how to permanently seal an unused fireplace.
Sealing off the fireplace.
1 locate the knob or handle that operates your chimney damper this is usually located.
If you want to seal your fireplace off for good the easiest way to do so in a hurry is to cut out a foam insulation plug place it at the bottom of your chimney and caulk or weatherstrip it in place.
Close the fireplace damper completely.
It is quickly and easily installed in the fireplace just below the damper level.
That does not have to be the case and sealing off a fireplace can prevent many of the nuisances associated with it.
Some enjoy their fireplaces and use them regularly while others rarely if ever use theirs.
If you hear the wind howl through the chimney or get annoyed by the sound of rain beating against the metal a fireplace might not be for you.
The fireplace plug can be adapted to work in almost all fireplaces.
If you are one who doesn t use your fireplace very often you may want to close up the chimney.
Sealing drafty fireplaces can prevent costly leaks and is an important part of winter proofing your home.
Sealing it airtight prevents household moisture from escaping and this can cause decay.
While the idea of a fireplace is romantic it might be a nuisance in practice.
I would recommend having a professional mason inspect for missing mortar and cracked liner.
Even if you have an unusual construction the fireplace plug can be successfully installed in less than 2 minutes.
How to permanently seal your fireplace.
Many people live in homes containing a fireplace.
How to block off a fireplace.
How to seal off an unused fireplace written by doityourself staff.
Before doing so ensure you have enough information about the process to do it in the best manner possible.
When surveying the interior of the fireplace i noticed the installation bracket for the glass doors on the front of the fireplace stuck out inside the fireplace.