Greener homes
There are so many ways homeowners can make their homes more energy efficient. But which ones are best for your home? What are the likely costs? Find out here with our Home Energy Efficiency Tool.

Make your home energy efficient and save money on your energy bills
We’ve teamed up with the Energy Saving Trust to bring you a Home Energy Efficiency Tool. Just answer a few questions about your home, and it will tell you what home improvements you could make, the potential costs and the savings to your energy bills. When you’ve decided what home improvements you’d like to make, take a look at our borrowing options that could help fund them.
Borrowing options for greener home improvements
If you are a Nationwide member, we could help fund your home improvements with a personal loan. Or you could borrow more on your Nationwide mortgage with our 0% Green Additional Borrowing Mortgage. Eligibility criteria apply.
0% Green Additional Borrowing Mortgage
Apply to borrow between £5,000 and £20,000 and pay 0% interest on what you’ve borrowed for the first 2 or 5 years. All we ask is that you use 100% of the loan for energy efficient home improvements. Eligibility criteria and conditions apply.
Loans for home improvement
A Nationwide personal loan could help you fund your home improvements. Eligibility criteria apply.
Get rewarded for buying a greener home
If you’re buying an energy-efficient home with a Nationwide mortgage, you could get up to £500 cashback. Eligibility criteria apply.
Home energy saving information
View our tips to save energy around the home. Plus information from Energy Saving Trust and GOV.UK on Energy Performance Certificates and funding schemes.