Last seen: Sep 5, 2025
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...
Thanks for these, you make some good points (at least in my opinion), here are some comments from me Im not sure they are a waste of time becaus...
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