The Domestic Renewable Heat Incentive offers money to support renewable heating systems. The scheme supports various technologies including air-to-water and ground-to-water heat pumps. You can apply if you live in England, Scotland or Wales.
England and Wales
If you live in England, you could be eligible for Green Homes Grant scheme.
The Boiler Upgrade Scheme (BUS) is a scheme offered in England and Wales. Starting in April 2022, BUS will offer a £5,000 grant to replace traditional boilers with low-carbon heating alternative.
If you live in Wales, the Nest scheme helps with funding energy efficient improvements in low income households. They also offer free and impartial advice on energy and water saving.
Scotland
If you live in Scotland, Home Energy Scotland offers funding and loans supporting energy efficient measures.