Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Sep 7, 2026
I'm posting these charts for discussion, not as a conclusion. They have not been easy to produce. I wanted to get all the data on one chart, but it en...
I very much agree. I hope now that we have said our bits, we can leave them behind us, and carry on forwards in a friendly and productive manner. I ...
Here it is (E&OE):
@jamespa - I don't doubt your good intentions, but once again your tone is too close to patronising for my liking. I am a doctor who has done some epi...
@derek-m - I suggest you have to accept what @sunandair had the balls to say recently, that (I paraphrase) it can feel to people who post observationa...
Will do, but juggling many things at the moment for all the usual reasons, so may be a delay. But will do as soon as I can. PS what is unmeaningful ...
Thanks, I will do what I can as soon as I can. The really interesting 24 periods will be the setback periods, but the non-setback ones are also very u...
Here are all the charts in one image, to (I hope - you need a large monitor) make direct comparison easier: This is a comparison, albeit only...
@derek-m - sorry, I did make an error in one of the bar charts (second lower chart had same data as first), I have now corrected that. I have also don...
Here are charts of @derek-m's model predictions vs my observed (based on amps x volts) values for energy in (PI in @derek-m's spreadsheet), first scat...
@derek-m - thanks. I've got various other things to be getting on with today, but later on I will plot the two predictions against the observed values...
@derek-m - another reason why folks might be wary of posting their observations is that they know if they do, they are likely to get a pasting. Also a...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: 7kW EV Charger Options Advice
@rusty Looks like there’s plenty of room in there for a...
By AndrewJ , 4 hours ago
-
RE: Where heat loss surveys seem to go against practical reality
@cathoderay I think there is a reasonable argument t...
By Rob of York , 5 hours ago
-
Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 9 hours ago
-
Hi @jamespa , @trebor12345 ,Thank you both for the repl...
By rgabor , 9 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 11 hours ago
-
RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 11 hours ago
-
My Adapt is finally installed and running! Almost a yea...
By tomasmcguinness , 18 hours ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 3 days ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 3 days ago
-
RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 3 days ago
-
RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 3 days ago
-
It’s been out a few days and Amazon has already attache...
By Mars , 3 days ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 4 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 4 days ago
SPONSORS
