BrightGridBlog · Solar
Solar guides
Every article we've written about solar, most recent first.
Best Solar Panels for UK Homes in 2026: What Should You Actually Buy?
Compare the features that matter when choosing solar panels in the UK, including efficiency, warranties, degradation, panel size, temperature and value.
Solar Panel Maintenance UK: Do Solar Panels Need Cleaning and Servicing?
Find out how to maintain solar panels in the UK, whether cleaning is necessary, what to inspect and how to protect long-term solar performance.
Can You Install Solar Panels on a North-Facing Roof in the UK?
Can solar panels work on a north-facing roof? Learn how roof direction, pitch, shading, system design and east-west layouts affect UK solar generation.
Solar Panel Payback Period UK 2026: How Long Does Solar Take to Pay for Itself?
Learn how to calculate solar panel payback in the UK, including electricity savings, exports, batteries, system cost and factors that change the result.
How Many Solar Panels Do I Need? UK Home Solar Panel Sizing Guide 2026
Find out how many solar panels your UK home may need based on electricity use, roof space, panel output, orientation, shading and battery storage.
Solar vs No Solar: 20-Year Cost Comparison for UK Homes
Solar panels versus buying all your electricity from the grid: compare installation costs, electricity savings, exports, maintenance and long-term value.
Solar Panel Installation Checklist UK: Everything to Check Before and After Installation
Use this complete solar installation checklist covering surveys, design, equipment, contracts, electrical work, installation, certification and monitoring.
Solar Panel Shading Problems: What If Your Roof Has Trees or Chimneys?
Learn how shading affects solar panels and what installers can do about trees, chimneys, neighbouring buildings and complex roof layouts.
Can I Get Solar If My Roof Is Not Ideal? A UK Installer Guide
Your roof is shaded, north-facing, old or small. Find out whether solar is still possible and what installers should assess before saying no.
DNO Approval Explained: G98, G99 and G100 for UK Solar
Understand UK DNO requirements for solar, batteries and export control, including the differences between G98, G99 and G100.
Solar Panel Installation Process UK: What Happens From Survey to Handover?
A step-by-step guide to solar panel installation in the UK, from initial survey and design through DNO requirements, installation, commissioning and handover.
How to Compare Solar Panel Quotes: A UK Homeowner's Guide
Learn how to compare solar quotes properly by looking at system size, panel quality, inverter, battery, generation, installation scope and warranties.
Do Solar Panels Need Planning Permission in the UK?
Understand planning considerations for rooftop solar panels, including permitted development, listed buildings, conservation areas and larger installations.
Solar Panel Warranties Explained: Product, Performance and Installation
Understand the different solar warranties and what homeowners should check before buying panels, batteries and inverters.
Solar Panel Degradation: How Much Output Do Panels Lose Over Time?
Learn how solar panel degradation works, what performance warranties mean and how long modern solar panels can continue generating electricity.
Solar Inverter Replacement UK: Cost, Warning Signs and Upgrade Options
Learn when a solar inverter may need replacement, what failures look like and whether upgrading to a hybrid inverter makes sense.
How to Use More of Your Solar Electricity at Home: 15 Practical Ideas
Increase solar self-consumption by shifting appliances, EV charging, hot water, batteries and other household loads into solar generation periods.
Hybrid Inverters Explained: How They Work and When You Need One
Learn how hybrid solar inverters work, how they connect solar and batteries, and when a hybrid inverter makes sense for a UK home.
Should You Replace Your Roof Before Installing Solar Panels?
Find out when an old roof should be repaired or replaced before solar installation and how to avoid unnecessary future removal costs.
20 Questions to Ask a Solar Installer Before You Buy
Use this solar installer checklist before signing a contract, covering panels, batteries, inverter design, warranties, installation, DNO and savings.
Solar Panel Shading Problems: What Happens If Your Roof Has Shade?
Learn how trees, chimneys and neighbouring buildings affect solar generation and what system design options can reduce the impact of shading.
How Much Do Solar Panels Generate in Winter in the UK?
Understand UK winter solar generation, shorter daylight hours, weather effects, roof orientation and why annual generation matters more than winter output alone.
Solar Panel Degradation: How Much Electricity Do Panels Lose Over Time?
Learn what solar panel degradation means, how manufacturers specify performance and what degradation means for long-term solar investment.
DNO Approval Explained: G98, G99 and G100 for Solar Installations
Understand DNO notifications, G98, G99 and G100 requirements and why grid connection rules matter for UK solar and battery installations.
What If My Roof Has Shading? Solar Panels and Shaded Roofs Explained
Learn how trees, chimneys, neighbouring buildings and roof structures affect solar panel performance and what installers can do about shading.
Solar Panel Warranties Explained: Product, Performance and Installation
Understand the different warranties attached to solar panels, inverters, batteries and installation work before choosing an installer.
East-West Solar Panels in the UK: Is an East-West Roof Layout Worth It?
Discover how east-west solar panel layouts work, why they can improve generation timing and when they may be preferable to a single south-facing array.
Can I Get Solar If My Roof Is Not Ideal?
Find out what happens when a roof has limited space, poor orientation, shading, unusual construction or other challenges for solar installation.
How Much Do Solar Panels Cost in the UK in 2026? (Full Price Guide)
A clear, up-to-date breakdown of UK solar panel costs by system size, what actually drives the price, real payback times, and how to avoid overpaying.
What Affects Solar Panel Performance? 10 Factors Installers Should Check
Understand the factors that affect solar generation, including orientation, pitch, shading, temperature, panel layout, inverter design and maintenance.
Ready when you are
See what this means for your home.
Two minutes of questions, seven system options, no obligation.
Check Your Savings