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Last seen: Sep 21, 2026
Im not surprised, two differnt heat curves will likely confuse it. I have only 1 and have turned off all autoadaption or room temp compensation and e...
I can possibly help. First some explanations, then a comment then some more info needed from @jaynieq Explanations: kWh is energy, W is power...
Just for clarity my numbers, collected together, are: Design OAT: -2 Design FT @ -2: 45 Measured house loss @-2: 7kW Rated output of '7kW' Vail...
I think you have a Vaillant, in which case (on the sensocomfort) its settings - installer level - noise reduction mode. I run mine in noise reductio...
Mine followed a similar general pattern, but the defrosts (I assume the dips are defrosts) were more like once per hour. The snow day was both very w...
That's really good and simple. Obviously a gross generalisation but inevitably so if its going to be simple! I might well use this when talking to p...
That's a pity, the most expensive part of a GSHP is, SOFAIK, the underground bit by some margin, which you already have! Unfortunately we live in a ...
10kW is based on the design FT of 45. Most of the upstairs emitters are rather 'oversized' (for FT45) because I upgraded them before I realised quite...
Thats a fair observation, although some of the 'cheaper' brands (eg Samsung) with very basic controllers seem to have caught up in price certainly wit...
No, (if society survives that long which, given out bent for self destruction must be questionable). Its my personal conviction that ToU tariffs wi...
@technogeek The majority of the population probably do have condensing boilers but, sadly, the majority are set up not to condense (flow temperatur...
I agree that just because its decades old is not a good reason, but the point is that it is decades old and has been proven to work. Its also not j...
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Latest Posts
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
I upgraded mine but only because it was vented. Had ...
By JamesPa , 3 hours ago
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Depends on what controls the pump! Thats the whole poi...
By JamesPa , 4 hours ago
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RE: Why are ASHP installs so expensive?
It is a politically motivated myth that our electricity...
By JamesPa , 6 hours ago
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The positive reviews keep coming in for Britain's Heat ...
By Mars , 19 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
I have one of these fitted which also allows you to reg...
By Old_Scientist , 23 hours ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 2 days ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 2 days ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 2 days ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 2 days ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 3 days ago
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RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 3 days ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 3 days ago
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My feed of random industrial auctions turned up this au...
By Prunus , 3 days ago
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We’ve just passed 20 million forum views! 🎉
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