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What are Chimney Inserts?

Published in Fireplace Inserts 2 mins read

Chimney inserts are self-contained heating appliances designed to be installed directly into an existing masonry fireplace, transforming it into a more efficient heating source.

Here's a breakdown:

  • Function: They essentially replace the inefficient open fireplace with a closed combustion system. This significantly reduces heat loss up the chimney and allows for more controlled and effective heating of the room.

  • Purpose: The main purpose of a chimney insert is to improve the heating efficiency of a traditional fireplace. Open fireplaces are notoriously inefficient, often drawing more heat from the room than they provide. Inserts address this by containing the fire and directing the heat into the living space. They also help reduce drafts and outdoor air invasion.

  • Venting: Chimney inserts vent through the existing chimney, but typically require a dedicated liner to ensure proper and safe exhaust. This liner is often made of stainless steel and is sized specifically for the insert.

  • Fuel Types: Chimney inserts can burn various fuel types, including:

    • Wood: Wood inserts are the most common type.
    • Gas: Gas inserts offer convenience with push-button ignition and thermostat control.
    • Pellet: Pellet inserts burn compressed wood pellets, providing a clean and efficient heating option.
  • Benefits:

    • Increased Efficiency: Significantly improves heating efficiency compared to an open fireplace.
    • Reduced Drafts: Helps eliminate drafts and cold air infiltration.
    • Environmentally Friendly: Can reduce your carbon footprint by offering a more energy-efficient heating solution.
    • Enhanced Safety: Reduces the risk of chimney fires by containing the fire and directing exhaust safely.
    • Zone Heating: Allows for efficient zone heating, focusing warmth in a specific area.
  • Installation: Installation typically involves professional installation to ensure proper venting and safe operation. This often includes running a new chimney liner and making necessary connections.

In summary, chimney inserts are a practical and efficient way to upgrade an existing fireplace, providing improved heating, reduced drafts, and enhanced safety while utilizing the existing chimney structure.

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