supports the decarbonisation of heat in buildings.It provides upfront capital grants to support the installation of heat pumps and biomass boilers in homes and non-domestic buildings in England and Wales. Grants of £7,500 are available for air source heat pumps (ASHPs) and ground source heat pumps (GSHPs), and grants of £5,000 are available for Biomass boilers Grants are offered at a flat rate and do not vary by capacity of the installation, which must not exceed 45 kWth.