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Thanks, Great minds think a like! I have just been looking at some to include the website you listed + http://www.solarimmersionheaters.co.uk looks intersesting ( to include a 'power reducer (3kw to 1.5) couldn't work if there was some kind of 'override switching to allow the 3KW...
Thanks, I hear what you are saying and understand re. 4KW peak but as there are only 2 of us, and a' cold water fill' washing machine I anticipated that with monitoring there would be a residue and as the export rate is not brilliant it would be better employed heating the DHW to some extent...
Just about to have PV panels fitted ( 4 KWp) and I want to use the excess power to heat the water in the HWC rather than export it back to the provider and I wonder why a lot of recommendations suggest fitting a smaller rated immersion one (1kw, 700watts etc) plus as this is for Summertime...
I am just about to have PV panels fitted, and instead of feeding back excess electricity to the providers I want to use this to heat the DHW.
At the moment I have a 8yr old combi, which I intend to replace with one of the Worcester range (Greenstar Regular or System Boiler ? )) the old airing...