Solar Energy Blog
Latest news, guides, and insights on renewable energy, solar panels, and energy savings.
Showing 12 articles of 208
Can You Use a Solar Battery Without Solar Panels?
Yes — you can use a solar battery without installing solar panels. Learn how battery-only systems work with off-peak tariffs, who they suit, and whether they're worth it.
6 March 2026
Flat Roof Solar Panels: Can You Install Solar on a Flat Roof?
Solar panels can absolutely be installed on flat roofs. Learn about mounting systems, optimal angles, costs, planning permission, and whether flat roof solar is worth it.
6 March 2026
How Much Electricity Does a 4kW Solar System Produce? (UK Guide 2026)
A 4kW solar system in the UK typically produces 3,400–4,200 kWh per year. Learn about output by region, month, savings potential, and how to maximise your solar power.
6 March 2026
Solar Panel Output by Month in the UK: How Much Energy Do They Produce for Your Home?
Detailed breakdown of solar panel output by day, month, and square metre in the UK. Real-world figures for 4kW systems, seasonal variation, and tips to maximise generation.
6 March 2026
4kW Solar Systems in the UK (2026)
Everything you need to know about 4kW solar panel systems: output by region and month, number of panels needed, savings, SEG earnings, and tips for maximising efficiency.
25 February 2026
How Much Can Solar Panels Save? Real Customer Results
Six real CRG Direct customer case studies with actual energy bills, usage data, and verified savings from £470 to £1,820 per year.
25 February 2026
Solar panel costs in the UK: 2026 prices
How much does it cost to install solar panels in 2026? Realistic UK prices from £5,000 to £12,000 depending on system size and battery storage.
25 February 2026
How Much Energy Do Solar Panels Produce for Your Home?
Detailed guide to solar panel output in the UK: daily, monthly, and yearly generation figures for 1kW to 6kW systems, plus factors affecting performance.
25 February 2026
How Much for Selling Electricity Back to the Grid?
In the UK, most households earn around £50–£300 per year by selling excess electricity back to the grid through the Smart Export Guarantee (SEG). Learn how it works and how much you can earn.
25 February 2026
Best Smart Export Guarantee Rates in 2026
Compare the best SEG tariffs in 2026. Octopus Energy offers up to 20-25p/kWh at peak times, while E.ON Next offers competitive fixed rates around 15-18p/kWh. Find the best export tariff for your solar panels.
5 February 2026
Do Solar Panels Work in Cloudy Weather?
Yes, solar panels work in cloudy weather. Learn how solar panels generate electricity in UK weather, how much energy they produce on cloudy days, and tips for maximizing efficiency.
5 February 2026
Solar Panel Installer Near Me?
Looking for a solar panel installer near you? Learn how to choose trusted solar panel installers, what to expect from the installation process, and how to maximize your solar investment.
5 February 2026
Have a Question? Get in Touch
Contact our renewable energy experts today to discuss your solar installation or any questions you have.