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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!!!

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pump and filling the system..

once the panel was finished it was mounted on the roof and plumbed in…the picture is of the pump that was choses.  wilo gold standard central heating pump that operates at 18watts on the most economical setting.  system was filled with water and a pressure of 1 bar acheived by simply running a hosepipe up the hill till it was 3o feet higher than the highest point on the system.  when water came out of the top of the hosepipe then the system was at 1 bar…

DSC04203a

October 10th, 2009 | Category: Uncategorized

5 comments to pump and filling the system..

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