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The energy library / Solar panels

Put your roof to work.

A good solar decision starts with your roof, your electricity use and a clear installation proposal. Understand all three before comparing prices.

Explore your solar numbers Explore the guides ↓
An installer working on a rooftop solar arrayProject Solar UK
01 / The roof

Ask for a layout, shading assessment and annual generation estimate for your address.

02 / The household

Match generation to when you use electricity. Exported energy and energy used at home have different values.

03 / The proposal

Compare the panels, inverter, scaffolding, electrical work and aftercare in the complete price.

Make an informed next move

Solar Panels, explained.

Solar panels Explainer

Solar Panels · 4 min

Plug-in solar in the UK: what changed, what to buy and where batteries fit

A smaller route into solar has opened in Great Britain. Here is how to distinguish a compliant solar-only kit from a portable system or an installed home battery.

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Solar panels Explainer

Solar Panels · 3 min

Solar panel installation: from first survey to useful handover

A practical homeowner checklist for the survey, proposal, installation, connection paperwork and ongoing support.

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Solar panels Cost guide

Solar Panels · 3 min

How much could solar panels save? Work through your own numbers

Separate avoided electricity purchases from export income, test a worked example and see which assumptions have the biggest effect.

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Solar panels Comparison

Solar Panels · 3 min

Choosing the best solar panels for your roof: a UK buying guide

Compare exact panel models, roof fit, warranties and installation design without relying on a generic brand ranking.

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Solar panels Cost guide

Solar Panels · 3 min

Solar panel costs in the UK: what your installation quote should include

A sourced cost reference, a clear installation checklist and a practical way to compare the value of a solar proposal for your roof.

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A smaller starting point

Curious about plug-in solar?

Solar-only kits and home batteries solve different problems. Start with the connection, then compare what each could do for you.

01 / Generate in daylight

A sunny space.
A new solar possibility.

Panels Microinverter Daytime use

Compliant solar-only kits now have a route in Great Britain. Understand the 800W output limit, permissions, registration and the value of using the energy when it is generated.

Understand plug-in solar Calculate your possible saving ↗Solar-only route · Rules checked 30 September 2026

02 / Store for later

Meet Anker’s
home-energy range.

Explore Solarbank 4 Pro and the modular X1 system. Compare storage, output and the complete installed proposal.

The connection matters. Solarbank 4 Pro currently needs a hardwired UK installation. It is not covered by the new solar-only plug-in route.

Explore Solarbank 4 Pro ↗Understand the X1 system ↗
Anker SOLIX Solarbank 4 E5000 Pro home battery
Manufacturer image: Anker SOLIX

Product coverage is independent research. It does not imply that Project Better Energy supplies these models or has a relationship with Anker.

Turn what you have learned into a plan

What could this mean
for your home?

A few questions. A useful starting point. A project brief you can keep.

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