The Boiler Upgrade Scheme (BUS) provides £7,500 grants to UK homeowners in England and Wales who want to install air source or ground source heat pumps. Switch from fossil fuel heating to low-carbon renewable systems.
Grant amount
Renewable heating
Until 2028
The Boiler Upgrade Scheme (BUS) is a government grant program supporting the installation of low-carbon heating systems in England and Wales. The scheme provides upfront capital grants to reduce the cost of installing heat pumps and biomass boilers, making renewable heating more affordable for homeowners.
Air source heat pumps (£7,500 grant), ground source heat pumps (£7,500 grant), and biomass boilers (£5,000 grant).
Homeowners in England and Wales replacing fossil fuel heating systems. Properties should have good insulation for efficiency.
Work with an MCS-certified installer who applies for the grant on your behalf. The grant is deducted from the installation cost.
BUS provides grants of £7,500 for air source heat pumps and £7,500 for ground source heat pumps to help UK homeowners transition from fossil fuel heating systems to renewable alternatives.
Homeowners in England and Wales with properties that have adequate insulation (EPC C or above recommended) and a suitable heating system can apply. The property must be replacing a fossil fuel system.
Yes, BUS is a grant that covers part of the installation cost. Heat pumps typically cost £10,000-£15,000, so you'll need to cover the difference after the £7,500 grant.
In some cases, yes. If you qualify for ECO4, you may be able to combine funding. ECO4 can cover insulation improvements while BUS covers the heat pump.
The process typically takes 8-12 weeks from initial assessment to installation, depending on installer availability and property requirements.