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Last seen: Jan 3, 2026
2025 energy total: 7.4mW produced, 5.4mWh exported, 3.0mWh imported.
For unoccupied rooms when I am home, I do use setback temperatures on the TRVs. When I am not at home at all, however, I turn the heating off entirely...
Yes, there is definitely scope for heat pump controllers to become much more efficient with better automation. The best solution until that h...
I am a little sceptical of this, not least because, in an old house like mine, the insulation between the rooms and other rooms is not much different ...
I have automated this decision. I have a heat pump with weather compensation, but had noticed that it was coming on in the early mornings when the tem...
Can I clarify - is the LSV the manual balancing valve? That would not be much use to me, as there are not rooms that I always want to be colder: rathe...
@toodles Your use case is indeed very different to mine, and much closer to the COP optimum, I expect. I agree that comfort is relevant to efficiency:...
I was originally contemplating a solar thermal installation last year. However, I decided in the end to install solar PV instead together with my heat...
I have been using Agile since last October. Like another poster here, I use Home Assistant to make the most of it, automatically heating my water at t...
My system installed in July 2024 has produced 6.4mWh in 2025 so far and produced 2.2mWh in 2024. Details on my Enphase public page here:/p>
I do not think that a 300l cylinder is too big for a two person household. I live in a 1 person household and have a 250l cylinder, which is just abou...
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Degrees of Separation
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... And that's being generous! I'll tell you a littl...
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never ceases to amaze me.. Keeping steel works going ...
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great session Reminds me why some politicians can be ha...
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RE: Why don't people choose heat pumps?
With a heatpump tariff, it should be cheaper to operate...
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RE: How much of your renewable and home setup would still work if the internet went down?
absolutely agree. even if many providers see that extra...
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I thought the cr*p came first and the biofuel came afte...
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@jamespa I replied yesterday with detailed readings whi...
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