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Installing a Heat Pump

Key points:

  • A particularly good option where gas is unavailable, as savings typically higher.
  • Current heating distribution system may be unsuitable – under floor heating usually most suitable.
  • Ground Source Heat Pump can require large area required for ground loop.
  • Ensure dwelling is well insulated before installation.
  • Uses electricity – considered carbon neutral if electricity is produced from another renewable source.
  • Ground to water, air to water and air to air heat pumps available.
  • Grants available in UK for Ground Source and Air Source Heat Pumps

In order to install a Ground Source Heat Pump you will need:

  • Check you local council for planning restrctions, there shouldn’t be any but it’s safer to check.
  • You must have a garden large enough to bury the ground loop which could be around 2 meters deep and 10-15 meters long.
  • You must conduct a geo-survey to ensure that the ground is conducive for producing the required heat and that there are no obstacles buried
  • You house will need to be fully insulated and draught proofed
  • It is highly recommended that you have underfloor heating

For an Air Source Heat Pump you will need:

  • Underfloor heating and full insulation as with Ground Source
  • Space on your wall for the fan unit and enough wall for it not to be to near a window or a neighbours window as they can be noisy

If you decide to install a heat pump remember to:

  • Get your property professionally sized in order to work out your exact heat requirements, this is very important with heat pumps
  • Choose an installer that is properly accredited to install the unit. In order to get a grant the installer has to be registered with the Low Carbon Building Programme website can help you find a registered installer.
  • Ensure the unit is manufactured by a reputable company with full warranty and service.

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