Renewable energy insights
Practical guides, market updates and analysis from the Switched On team.
Flat Roof Solar Panels UK: Costs, Ballast and Checks
Flat roofs can work very well for solar PV in the UK, but the roof structure, waterproofing, wind loading and mounting method all need careful review. Here is what to check before you install.
How Long Do Solar Panels Last in the UK?
Most solar panels in the UK are built to last for decades, but output does fall gradually over time. Here is what degradation, product warranties and real-world performance usually mean for homeowners and businesses.
Can You Add a Battery to Existing Solar Panels?
Yes, in many cases you can retrofit a battery to an existing solar PV system in the UK. This guide explains compatibility, key checks, likely benefits and what to expect from installation.
SEG Tariffs Explained in 2026 for UK Solar Homes
SEG tariffs pay UK solar owners for electricity exported to the grid. Here is how Smart Export Guarantee tariffs work in 2026, what affects earnings, and how to compare options properly.
How to Unlock More Value From an Existing Solar PV System
Already have solar panels installed. This guide explains how UK homeowners and businesses can unlock more value from an existing solar PV system through better self-consumption, battery storage and system upgrades.
Solar Battery Size Guide UK: What Capacity Do You Need?
Choosing the right solar battery size can make a big difference to savings and performance. This guide explains battery capacity for UK homes and businesses in plain English.
South-Facing Roof Not Required for UK Solar Panels
Many UK homeowners assume solar panels only work on a south-facing roof. In reality, east, west and some south-east or south-west roofs can still make strong savings.
Warm Homes Plan Explained for UK Solar and Battery Buyers
A plain-English guide to the Warm Homes Plan, what it could mean for UK households, who may be eligible, and how solar panels and battery storage may fit in.
Solar Panel Maintenance in the UK: What Owners Need to Know
A practical guide to solar panel maintenance for UK homes and businesses, including cleaning, inspections, performance checks and when to call a professional.
Power Purchase Agreements Explained for UK Businesses
A plain-English guide to power purchase agreements for UK organisations, covering how PPAs work, key contract terms, benefits, risks and when they may suit your site.
Home EV Charger Installation UK: Costs, Rules and Best Location
Planning a home EV charger installation in the UK? Here is what affects cost, what your installer needs to check, and how to choose the best location for safe, convenient charging.
Are Solar Batteries Worth It in the UK?
Solar batteries can improve self-use of your solar power, but they do not suit every UK home. Here is when home battery storage pays off, and when it is better to keep things simple.
3-Bed House Solar Panel Costs in the UK: 2026 Guide
Wondering what solar panels cost for a 3-bed house in the UK in 2026. Here is a realistic breakdown of system sizes, battery options, installation factors and what affects the final price.
Heat Pumps vs Gas Boilers: A UK Homeowner’s Guide
Comparing heat pumps and gas boilers for a UK home? This guide explains costs, efficiency, running habits, suitability and what to consider before you replace your heating system.
Solar Panel Grants and Funding in the UK for 2026
Looking for solar panel grants in 2026? Here is a practical UK guide to the schemes homeowners may actually be able to apply for, plus what to check before you commit.
AI Monitoring for Solar Systems: Smarter Solar in the UK
AI monitoring helps UK solar owners spot faults earlier, track performance more accurately and get more from their system. Here is how it works and why it matters.