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DIY solar hot water controller


the solar hot water system you can see on this blog has cost approximately £200 all in. In particular the flat plate collector was made out of mostly recycled materials! Here in the UK people regularly pay anywhere in the region of £6000 - £8000 for a system which we regard as inferior. And what's more it has a horrific amout of embodied carbon due to shipping from China. So have a go yourself and we hope this blog will assist you in your system design and construction..
below you'll find the blog area which we're updating constantly with new info regarding the controller...coming soon...a dedicated PCB!!!


first readings fed back…

here’s the old laptop kindly donated by swoz.  it’s showing the readings from the analogue to digital ‘lash up’ …to be honest they were’nt all that credible and whilst the syetem functioned fine it was clear that digital to digital was the way to go…

DSC04261a

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