Seal Off Fireplace Chimney

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.

Seal off fireplace chimney.

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. When it s time to use the chimney again all you have to do is deflate the plug and pull it out. It s often chimney leaks or unwanted cold air from the fireplace otherwise known as a draft. Cooled or heated air from inside your home can escape through the chimney causing your hvac system to work.

You can follow these easy steps to block off your fireplace or even to close it up completely. Regardless of the motivation many homeowners often reach this conclusion. They are far less expensive than the newer dampers but they must be removed before every fire and cannot be reinstalled until the fireplace has completely cooled. How to block off a fireplace.

Step 2 purchase your flue sealer or flue sealing materials. The benefits of sealing a chimney are multifold. Chimney problems sometimes become so frustrating that homeowners want more than to cap a chimney they want the chimney removed torn down or at the very least they ask us to seal a chimney off completely. Leakages are taken out of the equation along with other related issues such as the formation of mold mildew and efflorescence.

For a more lasting seal check out this diy article on how to permanently seal an unused fireplace. While the idea of a fireplace is romantic it might be a nuisance in practice. 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. Inflatable sealers serve as chimney stoppers.

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. The fireplace flue can be a major source of energy loss. Sealing and insulating the clay flue at the top and bottom of the stack will ensure the job will yield these desired results. How to close an unused chimney.

Sealing your older unused chimney should not be a complicated task as long as attention is paid to prevention of air intrusion as well as environmental and pest control. However if you want to permanently close up your chimney cutting out a foam insulation plug and placing it in the bottom of the chimney and caulking around it is the best method.