Eligibility For ECO4 is determined by components such as who lives in the house, what Gains they acquire, and also the property’s energy efficiency. Here’s what you need to know: Remember to refresh the web page or navigate to a different web page on the website to be automatically logged https://governmentinsulationscheme.water.blog/2025/08/22/energy-grants-uk-free-eco-grants-for-sustainable-living/