Sort of Improvements: ECO4 has a tendency to aim extra on elementary enhancements like insulation and heating methods. In distinction, ECO+ may well contain a wider number of energy-saving actions. Eligibility for an ECO4 grant is set by factors for example cash flow, assets kind, and current energy efficiency actions. https://governmentgreengrant.blogspot.com/2025/06/take-control-of-your-homes-energy-use.html