With rising energy costs and a growing demand for low-carbon heating, many homeowners are now turning to government-backed grants to help fund upgrades. From boiler replacements to full renewable systems like air source heat pumps , there’s genuine financial support available — but knowing which schemes apply to you can be confusing. This guide breaks down the key grants available in 2025, who might be eligible, and how working with Somerset Gas — an MCS, TrustMark, and HIES