That Is a tax credit history method that will pay to insulate your Principal home, If you're a US citizen. Beneath the EERE software, you can receive a tax credit of approximately $one,500 USD, or about 30 % of the amount you compensated to insulate and weatherize your own home. https://freeecogrants.co.uk/why-should-property-owners-insulate-their-homes-in-the-uk/