Towards the top of the EPC you will find a list of the top 3 actions you can take to improve your homes energy efficiency as well as the indicative costs and typical savings that can be made by installing the measures. Towards the end of the report you will find a more comprehensive list of measures that also includes the rating after improvement. An EPC is valid for a period of 10 years.
It may be a good idea to get a new EPC completed if yours is out of date – technology has moved on considerably in the last 10 years. New innovation and decreases in price mean that some measures are now much more affordable and have a quicker payback time than in 2009.