What Is Ground Source Heat Pump?
A plain-English explanation of Ground Source Heat Pump — what it means, how it works, and why it matters for your home energy.
Definition
A heat pump that extracts heat from the ground via buried pipes
Ground Source Heat Pump Explained
A ground source heat pump (GSHP) uses a network of pipes buried in your garden to extract stable thermal energy from the earth. Because ground temperature stays around 10-12 degrees C year-round, GSHPs deliver higher SCOPs of 3.5-4.5.
How Ground Source Heat Pump Works
- 1. Horizontal pipes buried 1-2 metres deep in garden OR vertical borehole drilled 50-150m
- 2. Fluid in pipes absorbs ground heat
- 3. Heat pump compressor raises temperature to 35-55 degrees C
- 4. Warm water distributed through underfloor heating or radiators
Ground Source Heat Pump — Pros & Cons
| Pros | Cons |
|---|---|
| Reduces energy bills | Upfront installation cost |
| Lowers carbon emissions | May require property modifications |
| Government grants available in Wales | Performance varies by property |
| Increases home comfort | Requires qualified installer |
| Can increase property value | Payback takes several years |
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Get Free Quote →Ground Source Heat Pump — FAQ
What is Ground Source Heat Pump?
A heat pump that extracts heat from the ground via buried pipes
How does Ground Source Heat Pump work?
A ground source heat pump (GSHP) uses a network of pipes buried in your garden to extract stable thermal energy from the earth. Because ground temperature stays around 10-12 degrees C year-round, GSHPs deliver higher SCOPs of 3.5-4.5.
What are the benefits of Ground Source Heat Pump?
The main benefits include lower energy bills, reduced carbon emissions, and increased home comfort. Many Welsh homeowners also benefit from government grants through schemes like Nest, Warm Homes Programme Wales, and ECO4.
Is Ground Source Heat Pump available in Wales?
Yes. Ground Source Heat Pump is available across Wales. Welsh homeowners may qualify for grants to help cover installation costs. Check your eligibility for free.
How much does Ground Source Heat Pump cost?
Costs vary depending on system size and property type. The best way to get an accurate price is to request a free quote from MCS-certified installers in your area.