If your house has an EPC rating of D or below, your property is more likely to be suitable for insulation. Take a look at this document to understand more and learn about different types of insulation.
If you don’t know your council tax band you can find out by visiting tax.service.gov.uk/check-council-tax-band/search
The following questions are about your property’s EPC. You can find out this information by visiting find-energy-certificate.service.gov.uk. If your EPC isn’t available please select “Unknown”.