Installation Services

WHY CHOOSE US

Installation of fireplaces and air-conditioners requires service providers with the necessary training, accreditation and experience to ensure all units are installed to an acceptable high standard.

Finding professional installers in a somewhat niche sector can often be difficult, but no more with Expert Installations providing these dedicated services.

We have dedicated teams who have gained the necessary experience over a number of years installing fireplaces and air-conditioners in countless different environments and a large variety of set-ups.

“QUALITY IN A SERVICE OR PRODUCT IS NOT WHAT YOU PUT INTO IT. IT IS WHAT THE CUSTOMER GETS OUT OF IT.”

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SEARCH YOUR KW RESULT

Understanding Wood Fire kW Output

To generate heat, a fire needs three essential elements: fuel, heat, and oxygen. In the case of a wood-burning fireplace, the type and condition of the wood significantly impact the amount of heat (measured in kilowatts (kW)) produced.

How kW Output is Calculated

  • Air-dried wood (20% moisture): ~4.2 kW per kilogram ✅ Recommended
  • Wet wood (60% moisture): ~1.68 kW per kilogram ❌ Not Recommended

Since drier wood burns more efficiently, burning wet wood reduces heat output and causes increased carbon emissions, more smoke, and excessive soot buildup in the chimney and on the glass of closed-combustion fireplaces. This not only lowers efficiency but also increases maintenance requirements and the risk of creosote buildup, which can lead to chimney fires.

How kW Output Works in Fireplaces

  • Fireplace Design: Freestanding closed-combustion stoves are highly efficient, directing most of the heat into the room, while open fireplaces lose much of the generated heat through the chimney.
  • Fireplace Efficiency: If a fireplace is 70% efficient, only 70% of the heat produced by the burning wood is transferred into the room.
  • Airflow & Combustion: A well-balanced air supply ensures steady heat output, while too much oxygen can lead to rapid wood consumption without additional heat gain.

Calculating the Right Fireplace kW for a Room

  1. Calculate the room volume: Length × Width × Height
  2. Adjust for insulation quality:
    • Well-insulated: ~0.04 kW per cubic meter
    • Average insulation: ~0.05 kW per cubic meter
    • Poorly insulated: ~0.06 kW per cubic meter
  3. Account for fireplace efficiency: Divide the total kW requirement by the efficiency rating to get the actual fireplace size needed.

Key Takeaway

Burning dry wood ensures higher efficiency, lower emissions, and cleaner operation. Wet wood not only produces less heat but also leads to more smoke, increased carbon emissions, and faster soot buildup in your fireplace and chimney. For best results, always burn properly seasoned wood!