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  2. Fireplace insert - Wikipedia

    en.wikipedia.org/wiki/Fireplace_insert

    Wood burning fireplaces are ineffective in heating a home as more than 90% of the heated air is pulled up the chimney. [3] Using an EPA certified fireplace insert can improve heating efficiency by up to 50% while using less wood fuel, reduce creosote build-up in the chimney and lower smoke pollution inside and outside the home. [4]

  3. Wood-burning stove - Wikipedia

    en.wikipedia.org/wiki/Wood-burning_stove

    Wolfgang Schroeter invented the first wood-burning stove with a cast iron frame and glass door. This allowed the user to see the fire burning inside the stove. [16] A fireplace insert converts a wood-burning fireplace to a wood-burning stove. A fireplace insert is a self-contained unit that rests inside the existing fireplace and chimney.

  4. Pellet heating - Wikipedia

    en.wikipedia.org/wiki/Pellet_heating

    Pellet heating is a heating system in which wood pellets (small pellets from wood chips and sawdust) are combusted. Other pelletized fuels such as straw pellets are used occasionally. Today's central heating system which run on wood pellets as a renewable energy source are comparable in operation and maintenance of oil and gas heating systems.

  5. Fireplace - Wikipedia

    en.wikipedia.org/wiki/Fireplace

    Standard, modern, wood-burning masonry fireplaces though have an efficiency rating of at least 80% (legal minimum requirement, for example, in Salzburg, Austria). [11] To improve efficiency, fireplaces can also be modified by inserting special heavy fireboxes designed to burn much cleaner and can reach efficiencies as high as 80% in heating the ...

  6. Rocket mass heater - Wikipedia

    en.wikipedia.org/wiki/Rocket_mass_heater

    A wood feed is designed in a way that when wood sticks are inserted into the feed, only the bottom end of the sticks burn. Due to the direction of the airflow, the fire burns sideways, toward the combustion chamber and the heat riser. The horizontal direction of the fire prevents smoke from escaping the wood feed to the environment.

  7. Malleable Iron Range Company - Wikipedia

    en.wikipedia.org/wiki/Malleable_Iron_Range_Company

    Oil shortages in the mid-1970s gave the company some increase in sales of its Add-a-Furnace wood-burning furnaces. These furnaces were designed to be connected to existing furnaces as a supplementary, or replacement, heat source for oil.