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Last seen: Oct 27, 2026
On rereading the charts with a sensible size screen (originally I was reading on a mobile - I did say it was a 'quick look') then I would say that you...
Contrary to what I said earlier I do agree that mixing valves are likely necessary because of the radiators. If there werent radiators then they woul...
Your pessimism may well be justified, but you seem to want to do something. So your recourse potentially is to The builder The Installer NHBC i...
@tobydeh based on the info provided I cant see any reason to suppose that its anything other than largely correct and also every reason to suppose tha...
@tobydeh Do you have your meter readings for the same period? Also is there a pie chart for delivered energy similar to the one for consumed? Also ...
OMG Pulse modulation thermostats attempt to switch heat sources on/off in a 'clever' fashion to reduce temperature swings. It's debatable whether t...
Heating systems for HP's are set up so that the hp either supplies hot water to heat the dhw tank or hot (but generally cooler) water for the space he...
It is a fundamental feature of ashps, traceable pretty directly to the laws of thermodynamics, that they are more efficient if the temperature of the ...
Assuming I understand the question correctly (which I may not) then yes there is. Plot COP vs flow temperature, then work out the COP (at some repres...
As you say its encouraging that MCS recognises it has shortcomings. Through my two year old yet-to-conclude-heat pump journey I have come to questio...
kW/s, that's not a real unit (yes I know it's what heat geek says). You mean kW. The heat geek figures are a bit better than I remembered, 10mm mic...
We are slightly confusing two things here, the total system capacity (~12kW?) and the emitter capacity (linked to pipe size). They are separate but l...
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Degrees of Separation
Latest Posts
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RE: The good, the bad and the not that great – my heat pump installation
@editor I completely forgot to document wha...
By Burtis , 8 hours ago
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RE: I need help with Ecodan ASHP
@f1p It turns out there have been a solar panel install...
By Andris , 11 hours ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews your installer would be right to say that the...
By GrahamF , 11 hours ago
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
@trebor12345 That curve looks healthy to me. I woul...
By JamesPa , 12 hours ago
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RE: Tradespeople on Their Phones: What’s Acceptable When They’re Working in Your Home?
Actually, that's a very important point. I've only ev...
By Majordennisbloodnok , 19 hours ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders can I just add to @rob-of-york s comm...
By JamesPa , 23 hours ago
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RE: Aerotherm and weather compensation
These are likely inked. The basic explanation is tha...
By JamesPa , 23 hours ago
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RE: Electrical works for air to air heat pump
agree with above. I have not had extra costs added wh...
By Batpred , 24 hours ago
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Good to hear that you found a solution. Absolutely a...
By Batpred , 1 day ago
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RE: Are there any comparisons of DHW heat stores around?
@sarahemmm I have done things the opposite way round I ...
By Toodles , 2 days ago
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RE: How will removing the standing charge on gas bills benefit heat pumps?
The BUS grant funding for 2026/27 will run out at the c...
By Rob of York , 3 days ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 4 days ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 5 days ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 5 days ago
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