More 32++ Gas Fireplace Draft
More 32++ Gas Fireplace Draft. When the fire is off, we feel an obvious draft of the cold air from outside coming into the living room and the floor in front of it gets cold. Methods 2 covering the fireplace with a draft guard 3 installing a chimney balloon if you see or smell smoke or gas, open the damper as soon as you can.3 x research source. Modern gas fireplace inserts are installed into open masonry fireplaces by qualified gas contractors to stop cold chimney draft, increase home heating efficiency.