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Last seen: Sep 16, 2026
That's a big or rather lossy house. How certain are you that this is correct. Do you have any existing consumption figures to act as a sanity check,...
If you are prepared to take out a buffer/LLH (or replumb it as a volumiser) and disable third party controls (which is generally possible with appropr...
Experimentally I dont think thats the case - I, and many others here, have radiators, use WC with no room influence, and find it much more comfortable...
Thats sadly very unusual in the UK so far as I can tell; you were very lucky. Most boilers (again so far as I can tell) are slapped in, flow temp t...
Just to comment on this, if you get the adjustment right, your house should be more comfortable, possibly much more comfortable, with a heat pump than...
That sounds like an 'opportunity' for a breed of 'no win, no fee' optimisers who partner with lawyers to sue the installers of faulty systems.
I think that's the problem though. Heat pump reacts but house won't because of its large heat capacity. By the time the heat pump measures a change ...
Have you got a minimum flow temp set by any chance? Apart from this I can't comment as I don't know much about the ecodan autoadapt algorit...
Given your background, you will have come across control theory (you probably know more than I do!). The fundamental problem with room compensation i...
It has been said that both manufacturers and installers are reluctant to provide too much data too easily for fear of being overburdened with support ...
Good idea IMHO. You just need some appropriate time constants so its not up and down all the time when there is scattered cloud!
I use Home Assistant which captures the same data as that displayed in the Vaillant app (no additional hardware needed). OAT, FT and occasionally pow...
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Degrees of Separation
Latest Posts
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RE: Why are ASHP installs so expensive?
@batpred I take your point and, perhaps, your experienc...
By ian33a , 8 hours ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 1 day ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 1 day ago
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RE: Missing flow temperature in Heat Geek proposal
The Heat geek contract had various get-out clauses with...
By Batpred , 1 day ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 2 days ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 2 days ago
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RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 2 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 2 days ago
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RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 3 days ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 3 days ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 5 days ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 5 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 5 days ago
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