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Last seen: Jan 3, 2026
I think that I may have found the lower heat curve limit: I had turned it down to 0.45 yesterday, but I have had to turn it back up to 0.5 again as th...
So far, the house has been comfortably warm when I get home. The door to door journey is about an hour, although yesterday, I stopped to talk to some ...
Friday and Saturday's data are probably contaminated with confounding factors as I had builders in leaving doors open. But Sunday's and to-day's are i...
To-day's data: heating off between circa 1530 and 2230 outdoor temperature 10.7C, heat curve 0.50, 2.4kWh consumed.
Accidental multi post.
Accidental multi-post.
My purpose on creating this thread was simply to document my tests of the oft-made claim that leaving the heat pump running all day is ultimately more...
That is what I am trying to compare - I am trying to get my heat curve right for "low and slow" heating when I am present (0.5 so far and still enough...
I believe that my floor area (excluding the unheated conservatory and downstairs lavatory, and excluding the shed which has an independent heating sys...
Interesting. It is still worth turning the heating off when I go out for the same reason that it would be worth turning a 100W bulb off when I go out....
Yes, 3.7kWh was the total space heating consumption yesterday according to the MyVaillant app. Is that low? Total electricity demand yesterday overa...
Latest data: 6 November 2024; heating running all day; 3.7kWh heating demand; outdoor temperature average 10.5C; heat curve lowered from 5.5 to 5.0 du...
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Degrees of Separation
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Whats more relevant is that a badly installed air/air s...
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
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@jamespa I noticed that in the Heat Geek design consult...
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
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