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Digital Subscriptions > Build It > January 2019 > How to get the best out of solar water heating

How to get the best out of solar water heating

Nigel Griffiths reveals what you need to know to optimise the performance of your solar thermal setup and maximise savings
A two collector, in-roof flat plate system from Grant Solar Thermal

Solar thermal systems are instinctively attractive to those looking to create a more sustainable home with lower bills. This is simple, low tech that enables you to use heat from the sun to do what would otherwise take fossil fuels to achieve – and some panels are manufactured right here in the UK.

A well-designed and operated solar thermal array can provide up to 50% of a household’s domestic hot water.

Get it wrong, however, and your panels could be just an expensive bit of eco-bling. This article explores the critical factors that will enable you to maximise solar thermal yield.

How solar thermal systems work

Before we get into the technicalities, let’s summarise how the setup works (skip this bit if you’re fully up to speed).

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About Build It

Build It is Britain’s longest running self build magazine. Each issue is packed full of inspirational and informative readers’ homes, as well as expert advice on issues from budgets and planning to project management and design. This month: - Adding space & value to your period home - 10 must-see timber frame homes - The benefits of serviced plots for self builders - Stylish stoves & fireplaces