Should I seal my fireplace?

It’s Not a Good Idea to Seal a Chimney.Simply put, sealing off a chimney or fireplace will result in an overflowing flue full of condensation. Even if your fireplace is airtight, you’ll still have “hidden” water problems. However, these issues can only be hid for so long!

Silky Terrier Dog Breed Playing Aro... Silky Terrier Dog Breed Playing Around

Does fireplace stone need to be sealed?

Stains from soot and dust can build up over time on hearth stones that aren’t properly sealed.

How do you temporarily seal a fireplace?

Cut out a foam insulation plug, place it at the bottom of your chimney, and seal it with caulk or weatherstripping if you want to permanently shut down your fireplace.