The first, and perhaps easiest, way to close off a fireplace is with the damper. “If you have a bottom/standard masonry ...

The damper is a movable plate that sits above the fireplace before the flue. Make sure the fireplace damper is working ...

chimney sweeps trained to do masonry repairs. If cleaning, or lining, or damper installation seems steep, remember that the fireplace is half the reason you bought the house. (A cleaning starts at ...