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  2. Direct vent fireplace - Wikipedia

    en.wikipedia.org/wiki/Direct_vent_fireplace

    A direct vent fireplace is a prefabricated metal fireplace that employs a direct-vent combustion system. "Direct vent" refers to a sealed-combustion system in which air for combustion is drawn from the outdoors, and waste combustion gasses are exhausted to the outdoors. "Direct vent" does not simply mean that all gasses from combustion are ...

  3. Fireplace - Wikipedia

    en.wikipedia.org/wiki/Fireplace

    Direct vent fireplaces are fueled by either liquid propane or natural gas. They are completely sealed from the area that is heated, and vent all exhaust gasses to the exterior of the structure. Chimney and flue types: Masonry (brick or stone fireplaces and chimneys) with or without tile-lined flue. Reinforced concrete chimneys. Fundamental ...

  4. Fireplace insert - Wikipedia

    en.wikipedia.org/wiki/Fireplace_insert

    The fireplace insert was improved upon by David Rittenhouse who added a pipe bent at 90 degrees to the back of the stove which was meant to direct the smoke out of a chimney. [citation needed] In 1796, Sir Benjamin Thompson, also known as Count Rumford, introduced a revolutionary fireplace design that influenced fireplaces well into the 1900s ...

  5. Rumford fireplace - Wikipedia

    en.wikipedia.org/wiki/Rumford_fireplace

    He and his workers changed fireplaces by inserting bricks into the hearth to make the side walls angled, and they added a choke to the chimney to create a circulation of air inside the chimney. In the unmodified chimney, smoke rises up the chimney propelled only by buoyancy—the heated gases from the fireplace being lighter than the ...

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  7. Wood-burning stove - Wikipedia

    en.wikipedia.org/wiki/Wood-burning_stove

    A rocket stove is up to 30% more fuel efficient than a Justa stove, but a small portable rocket stove (for cooking) does not have a chimney and is suitable for outdoor use only. Bigger rocket stoves are connected to chimney or flue-exhaust pipe. The haybox stove is another outdoor wood-burning stove.

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