A Family in Felindre: Utilising the Green Homes Wales 0% Interest Loan for Financial Freedom and Energy Independence with Solar, Battery Storage, EV Charger and a Heat Pump.
- hannahharvey2
- Nov 11
- 4 min read
At Limitless Energy, we love seeing the real-life impact of renewable energy installations. Recently, we revisited Tristan’s family in Felindre, Swansea, to see how their home renewable energy system was performing — and the results were outstanding.
A Complete, Tailored Renewable Energy System
Tristan’s household now benefits from a full bespoke renewable energy setup designed to meet their unique needs:
✅ 7.5kW Solar PV system – generating clean electricity from the sun
✅ 5kW GivEnergy Hybrid Inverter – optimising solar generation, battery storage, and grid use in the most efficient way
✅ 9.5kWh GivEnergy Battery Storage – storing excess electricity for evenings and peak tariff times to help reduce running costs and stabilise the grid
✅ GivEnergy EV Charger – sustainably charging their electric vehicle off peak and with excess solar energy
✅ Mitsubishi Air Source Heat Pump – providing efficient low carbon heating for the home
✅ 230L Hot Water Cylinder – ensuring consistent, energy-efficient hot water for the family
Before the installation, Tristan’s family relied on an oil boiler and a petrol car, and both were two full-time home workers. Their combined energy and fuel costs totalled around £500 per month, creating financial stress and anxiety.
Thanks to the Green Homes Wales Loan, Tristan’s family was able to cover the upfront costs with their 0% interest loan and make the transition to renewable energy practical and stress-free. They also benefited from the OFGEM £7,500 grant for switching away from a fossil fuel system with an MCS accredited heat pump installation.

What is the Green Homes Wales Loan?
The Green Homes Wales Loan is a 10-year interest-free loan designed to help homeowners cover the initial costs of installing renewable technologies, such as solar PV, heat pumps, battery storage, and EV chargers. For customers installing heat pump with solar, there’s a grant of around £2,000 to contribute to the solar installation. It also supports property insulation to improve energy efficiency.
A key part of the grant is working with a professional retrofit assessor, ensuring that systems are tailored to the household’s specific needs. This helps maximise efficiency, savings, and comfort — all of which Tristan’s family now enjoys. Read the full Green Homes Wales guidance here.
Real Financial Benefits: True Peace of Mind and Energy Independence
The biggest impact for Tristan’s family isn’t just the environmental benefits — it’s the financial freedom. By generating their own electricity, storing it in a battery, using a night-time tariff to charge their EV, and efficiently heating their home with the Mitsubishi heat pump and 230L cylinder, their total energy costs for heating, hot water and driving have dropped to just £77 per month in summer, and £140 in winter.
This dramatic reduction in running costs means:
💷 More money in their pockets every month
💷 No more anxiety about fluctuating bills
💷 Greater financial security and independence
Tristan says “The real reward is that we now have the ability to live comfortably without being tied to high energy and fuel costs. We like the fact we are contributing to a cleaner, greener future; my house isn’t surrounded by oil and petrol fumes, but ultimately, there’s more money in my pocket at the end of every month”
Cleaner, Healthier, and More Self-Reliant
Alongside the financial savings, Tristan’s family enjoys:
🌿 Cleaner indoor and outdoor air with no oil boiler or petrol reliance
🌿 Reduced carbon footprint, supporting a sustainable lifestyle
🌿 Energy independence, with most household needs now met by their own solar, battery, and heat pump system
🌿 More comfort, with a more constant background heating system
Showcasing Retrofit Done Well: Customer Visit with MS Rebecca Evans
Tristan’s home was recently highlighted as an example of retrofit done well when local MS Rebecca Evans visited to see the installation first-hand.
Many retrofit installations across Wales and the rest of the UK have faced criticism for poor-quality workmanship and bad design that fail to meet the specific needs of households.
Tristan’s home, however, demonstrates how a professional, high-quality installation from Limitless Energy — combining solar, battery storage, EV charging, and a Mitsubishi heat pump with 250L cylinder — can deliver real financial savings, energy independence, and peace of mind.
During the visit, MS Evans was able to see how careful planning, understanding the household’s unique energy needs, and using the right technology ensures that renewable systems truly work for the family. Tristan’s experience highlights the value of investing in a tailored, expertly installed retrofit that delivers both financial and environmental benefits.
Why Choose Limitless Energy?
We’re a family-run business with over 10 years of experience, helping homeowners across Swansea, Neath Port Talbot, Brecon, Bridgend, Cardiff, and Carmarthenshire cut carbon, reduce grid reliance, and save money. With support from the Green Homes Wales Grant and professional, quality-focused installations, switching to renewable energy has never been easier.
📞 Interested in gaining energy independence and financial freedom like Tristan’s family? Call Limitless Energy today for a conversation about your needs!
📞01792 361638
Book your survey now: www.limitless-energy.co.uk




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