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Solar panel add-ons you don’t need

Solar panel owners are often approach with voltage optimisers, solar PV servicing, new inverters, solar buyback and more, Which? research reveals. Should you be tempted by solar panel products? Can you save money with solar PV?

Results of our biggest ever solar panels survey

The best solar panel brands, revealed by the biggest Which? solar panel survey yet. Find out what owners think of solar pv and how much solar panels cost.

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