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Storage guides

Guides & advice — battery & storage

Do you need a battery? Which one, for which panels, at what price? Our guides answer the real questions people ask before storing their energy. Clear, practical, written by our advisers.

6 storage guides Written by the Wendows team
Battery & storage guides & advice — capacity, virtual or physical
Featured · Understanding

Understanding energy storage: how does it actually work?

Charging, discharging, self-consumption, cycles: everything you need to know about home energy storage to make an informed choice, without jargon or unrealistic promises.

8 min read · Updated May 2026
Choosing well

Which battery for my solar panels?

Capacity, power, inverter compatibility: how to size the ideal battery for your production and your consumption.

7 min read
Comparisons

Virtual battery: scam or good deal?

Tempting offers, real hidden costs, actual conditions: we break down the virtual battery to spare you nasty surprises.

6 min read

Read our guides — ready to store your energy?

A Wendows adviser studies your solar production, sizes the battery you need and hands you a clear quote, grants included. Free assessment, no obligation.

  • Free and no obligation
  • A battery sized for your installation
  • A single point of contact, from advice to installation