Solar Energy Blog
Latest news, guides, and insights on renewable energy, solar panels, and energy savings.
Showing 12 articles of 186
Wall Mounted Solar PV Panels: Are They Worth It?
A complete guide to wall mounted solar panels, how they work, performance vs roof mounted systems, costs, planning considerations, and whether they're the right choice for your property.
17 March 2026
What Are Ground Mounted Solar Panels?
Learn about ground mounted solar panels, how they work, benefits vs rooftop systems, costs, space requirements, and whether they're right for your property.
10 March 2026
What Are Monocrystalline Solar Panels?
Learn about monocrystalline solar panels: how they work, efficiency rates, how they compare to polycrystalline and thin film, top brands in 2026, and whether they're right for your home.
10 March 2026
Solar Inverters: What They Are and How They Work
Learn how solar inverters work, the different types including string, micro, and hybrid inverters, and how to choose the right inverter for your solar panel system.
10 March 2026
Warm Homes Grant: Free Energy Improvements for Your Home
Learn about the Warm Homes Local Grant scheme: eligibility, what improvements are covered, how to apply, and how CRG Direct can help with solar panels and heat pumps.
10 March 2026
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 Does a 4kW Solar System Produce? (UK Numbers)
A 4kW system produces 3,200-3,800 kWh per year in the UK. See monthly output figures, what that covers at home, and how battery storage changes things.
6 March 2026
Solar Panel Output by Month in the UK (Real Data)
See exactly how much electricity solar panels generate each month in the UK, real output figures by system size, from winter lows to summer peaks.
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
How Much Do Solar Panels Cost to Install in the UK? (2026 Prices)
UK solar panel installation costs £5,000-£12,000 for most homes in 2026. See exact prices by system size, with and without battery storage, from an MCS-certified installer.
25 February 2026
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