Green mortgage path · Nationwide
Nationwide lends you up to £20,000 at 0%
If you're a Nationwide mortgage customer, you can borrow between £5,000 and £20,000 at 0% interest over 2 or 5 years for green home improvements, including a solar + battery install.
Product
Green Additional Borrowing
How it works
0% interest loan
Headline figure
Up to £20,000
What Nationwide's Green Additional Borrowing covers
- Solar PV (panels)
- Battery storage
- Heat pumps
- Insulation upgrades
- Double glazing
Eligibility
- You hold a current Nationwide residential mortgage.
- The property is your main residence (not buy-to-let).
- Borrowing is used for qualifying energy-efficient improvements.
- Subject to Nationwide's underwriting, affordability and LTV criteria.
How to claim
- 01Apply directly with Nationwide for an Additional Borrowing facility and flag the purpose as green home improvements.
- 02Pick the 2-year or 5-year 0% term at quote stage.
- 03Funds are released to you; you pay your installer directly.
- 04You repay alongside your main mortgage at 0% APR for the term, then it reverts to Nationwide's prevailing rate.
Source. Verified 23 June 2026 against www.nationwide.co.uk/mortgages/our-mortgages/green-additional-borrowing.
Not financial advice. Geko Energy is not a regulated mortgage adviser. The information on this page is factual and sourced from Nationwide's own published pages. Eligibility for any product is determined by Nationwide, not by Geko. Lender terms change; always confirm current terms direct with Nationwide before relying on any specific figure. For regulated mortgage advice, speak to an FCA-authorised mortgage broker or Nationwide directly.
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0% VAT on solar installs completed by 31 March 2027
