If you used that £29 per month saving as an overpayment on your mortgage,
you could pay your mortgage off 1 year 10 months early saving £8,500 in mortgage interest.
Estimated electricity costs based on a consumption of £2,500 per annum with a 50% reduction in consumption post solar and battery installation. Mortgage figures are based on interest rates as of 18/01/2024 for a property worth £150,000 with an outstanding mortgage balance of £108,000 / £120,000 over 25 years on a repayment basis. Figures are for illustrative purposes only. Your home may be repossessed if you do not keep up repayments on your mortgage.