Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering youāll be able to ask questions, join discussions, follow topics youāre 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 9, 2026
I can't answer all of your questions but here goes for some of them: (1) I am not sure which delta you are referring to - rad to room or LWT/RWT. Th...
The chart was in my previous post two above the last one, but the website pagination has put it on a previous page. Here it is again: ***edit:...
Do setbacks save energy without compromising comfort? The original question... Given the above chart ***edit: this is not the image I meant, see bel...
A sorry sight for sore eyes - the last 48 hours data: Dominated by defrost cycles, appalling COPs and a slight but steady decline in IAT - hea...
Well well, here's the definitive answer as to whether Midea heat pumps run the fan during defrosts (apologies for not editing the titles etc, this is ...
@kev-m - here are the data you requested, placed side by side for ease of comparison:
I do, I will post shortly, also for the 12kW variant, which is supposed to be the same hardware, but set to 12kW using the dip switches. Yes, thi...
I haven't seen such a plate with min/max outputs, instead I have been using the Midea Engineering Data manual which has tables of outputs for various ...
Interesting to know that. I did wonder whether that might have something to do with it. It wasn't a smelly installation, but there is almost always a ...
@abernyte - ah, but you are making batty assumptions!! Note I said it was a lean to. It was an old privy about 6ft by 4ft that had been 'converted' in...
Here is my last 24 hours worth of data: Three clear defrost cycles, each with a marked uptick in OAT. There is also a clear three hour period ...
Thanks for the explanation. My desired IAT is in fact 19 not 21 degrees, so the latter figures apply, and the OAT was at times close to 6 degrees, but...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Adventures in heat loss calculations
I'm still not sure! Consider this chart with an added l...
By cathodeRay , 25 minutes ago
-
I bought it, read it, enjoyed it. Despite my earlier c...
By JamesPa , 3 hours ago
-
RE: Tell us about your Solar (PV) setup
Our PV set-up has moved over time. Warning this is a sh...
By Judith , 15 hours ago
-
RE: Where heat loss surveys seem to go against practical reality
@cathoderay @jamespa I've managed to get some nice re...
By Rob of York , 23 hours ago
-
RE: 7kW EV Charger Options Advice
Doh, not sure that I was thinking straight there, less ...
By Rusty , 1 day ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
Iām really liking reading through this thread and the r...
By Judith , 1 day ago
-
Thank you @trebor12345
By rgabor , 1 day ago
-
Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 2 days 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 , 2 days 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 , 2 days ago
-
My Adapt is finally installed and running! Almost a yea...
By tomasmcguinness , 2 days ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 5 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 , 5 days ago
SPONSORS
