The listing is subject to change once in a while and by far the most updated is often discovered on OFGEM’s Web-site. You may be suitable for ECO4 if you reside at non-public domestic premises and are a member of the assistance to Heat Group (HTHG). Membership in the HTHG https://freeecogrants.co.uk/what-are-the-benefits-of-applying-for-external-wall-insulation-grants/