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Last seen: Nov 2, 2026
Flow rate x delta is how heat pumps monitor energy to house, no reason for cosy to be different so presumably this is what it does.
Welcome and I am sorry you are having this problem. The obvious answer is to delete the buffer and secondary pump which will remove the pro...
The thing that worries me is that this brainless crap is only going to get worse as AI reinforces AI trained by brainless crap like this. Physically...
I should have asked what does 'matched pairs' mean? Also how long was the setback (in days) in each case?
Fascinating. If I was asked to guess before you presented the data, I would have guessed that there might be a separation at higher OATs (where water...
Thats very plausible and would also account for low COP. Repressurising the refrigerant may fix temporarily (and prove its the problem), but the ques...
Thats a sensible figure. I dont know temps in October in Romania but you said 12-17. 950kWh consumption is way too much indicating I am guessing a f...
Do you mean switching parts of the circuit in and out. If so that is potentially a problem, but not the most important one to focus on just now. &n...
Welcome to the forums and I am sure you will receive much help We will need more data to diagnose but here are some questions/comments ...
Apart from relative immaturity and slightly larger per unit power stored, what are the issues which lead you to say this?
HG are estimating a lower loss overallwhich might explain it if existing rads are only just undersized with BGs estimates. That said more rad upgrad...
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Degrees of Separation
Latest Posts
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RE: Octopussy cosy 6 experience
@paultheheating Unless things have changed more recentl...
By Toodles , 6 hours ago
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RE: Boiler Upgrade Scheme funding reduced by circa £750 million in 2026 budget
Sorry I thought and meant to put 'may' in, but the diff...
By JamesPa , 8 hours ago
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The alternative would be to move some productive energy...
By EtchedPixels , 9 hours ago
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RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 10 hours ago
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RE: Adding data centre electricity costs to domestic energy bills?
Potentially the largest data centre hub in Europe and t...
By Jeff , 14 hours ago
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RE: Aerotherm and weather compensation
The principal cause of inefficiency if a heat pump is n...
By JamesPa , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Very nice. we’ve been super soggy here, but rather m...
By Papahuhu , 1 day ago
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RE: DIY powerflushing tutorial
Interesting! I toyed with the idea too. But I installed...
By bobflux , 1 day ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews Agree with the others on sequence: loft first...
By mk1234 , 1 day ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@etchedpixels Agreed, just a thought for others. I am...
By Watcher , 2 days ago
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
Heating been on for 4 weeks now, continuous. It's 6C o...
By trebor12345 , 3 days ago
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Coming back on subject... A shortened version of the ...
By Transparent , 4 days ago
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RE: Say hello and introduce yourself
Perhaps it is time for an update on ‘our’ project. We h...
By Toodles , 4 days ago
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RE: Free app: run the immersion / heat pump from Growatt battery & solar surplus – no Home Assistant
Please bear in mind, everyone, that in order to use thi...
By Majordennisbloodnok , 6 days ago



