Ground Source Heat Pumps 2026
Ground source heat pumps cost £15,000 to £35,000 before the £7,500 BUS grant. Higher upfront cost but lower running bills than air source.
HEAT PUMPS BY TYPE
heat pumps guidance grouped by by type so you can jump to the route that matches your circumstances.
Reviewed against primary sources
Last reviewed: 1 July 2026 · Next review due: 29 September 2026
By Type guides
Ground source heat pumps cost £15,000 to £35,000 before the £7,500 BUS grant. Higher upfront cost but lower running bills than air source.
Two minutes, a few questions about your home. We show whether the £7,500 BUS grant applies and whether ECO4 could fund the rest.