This can be a tax credit rating plan that can pay out to insulate your Principal residence, if you are a US citizen. Under the EERE software, you are able to receive a tax credit rating of as much as $1,five hundred USD, or about 30 % of the amount https://freeecogrants.co.uk/how-to-make-your-home-more-comfortable-by-applying-for-insulation-grants/