Cheers for response, may be more trouble than it's worth. Here are my calcs
125 litres l/day HW (average according to Google).
Say 10 deg in to 60 deg out = 7.27 kwh. *8.5p (my gas, extortionate I know) = 62p/day = £226/yr.
But....thats assuming it can all be heated by free electric and no...
Here is a solar diverter if people haven't seen them.
https://www.deegesolar.co.uk/heating_your_water_with_solar_pv/
Might go crazy and get a quooker tap (having a new kitchen fitted) and have that as the second load from the diverter, but do need to think about that as I'll need a timed...
First post, so thanks in advance for help and opinions.
I have recently bought a four bed, just partner and I but kids in future etc.
Currently has conventional / system boiler with 20+ Yr old boiler, small poorly insulated cylinder and unsealed header tank.
I was about to convert to combi...