A log holder {andiron} allows air to flow from under logs up through chimney {fireplace}|. Just above fireplace is chimney throat, which contains a hinged metal plate, to open or close throat {damper}. Behind damper is space {smoke box} to collect smoke, in case of temporary downdraft. A passageway {flue} goes up chimney. A glass fire screen is desirable. Chimney should be at least 12 meters high, extend above roof by 60 centimeters, and be at least 400 square centimeters in area. There should be masonry firebox.
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Date Modified: 2022.0224