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: Aug 11, 2026
I think you are right. However in this case, in the UK, the money argument and the environmental argument are in perfect alignment in the medium/long...
People apparently, at least according to the polls, say it is if asked, but dont act that way. Im increasingly coming to the conclusion that energy...
Thats true, but having tried (and succeeded) in constructing a DiY version with computer fans, I can still appreciate the good design of the speedcomf...
Didn't with my boiler, too much temperature variation with both time and place. However I do grant that, had it featured weather compensation and l...
Depends on OAT. Mine cycles at OAT>10 and of course has periodic defrosts at OAT<4. Steady operation typically occurs between 4 and 10. This ...
Well of course I agree. There is a small saving in energy that you need to deliver to the house as a result of setback, which reduces the average hou...
OK but the lower average IAT is precisely why some saving might be expected. So the answer to the question you pose d is in theory yes.
@rhiannon Welcome to the forums and feel free to ask any questions. The best way to run almost any heat pump is 24x7 with any thermostat set to say ...
Er dont you expect the mean 24hr temp to be lower on setback days. Thats sort of the point. The mean of interest is surely the mean IAT during the h...
Too expensive IMHO for a whole house, at this point do the job properly and fit fancoils (also expensive!) or larger radiators. Best IMHO used in 'ma...
@mars I think you say somewhere in the video that fans dont increase rad output. I think they do. By blowing more air over the fins/panels the heat ...
Sorry I dont know the answer to that as I dont have a Mitsubishi myself. Perhaps @sheriff-fatman knows. I imagine somewhere in the installer section...
SPONSORS
Degrees of Separation
Latest Posts
-
@old_scientist In my case I want to avoid any quick cyc...
By Tony.Stolz , 11 minutes ago
-
RE: Indevolt Batteries UK Support & Info Thread
Not interested in a plug in device, or 800w. Just need ...
By dansus , 33 minutes ago
-
RE: PV and battery long payback - sense check query
My understanding is that will require a G99 and a G100....
By EtchedPixels , 2 hours ago
-
RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Kind of you, @calumm, but it was @f1p who did the heavy...
By Majordennisbloodnok , 7 hours ago
-
RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 18 hours ago
-
I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 19 hours ago
-
RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 2 days ago
-
RE: Has anyone seen this problem before? Huge anticycling times
Oh dear. Glad it was replaced. I have been mighty imp...
By JamesPa , 3 days ago
-
RE: Can I start an argument about buffer tanks please? 🙂
Dont, just adjust the LSVs to get different temperature...
By JamesPa , 4 days ago
-
RE: Heat pump running costs – what has actually worked for you?
I installed the air source heat pump in January 2026, i...
By bobflux , 4 days ago
-
RE: Grant Aerona Air to Water R290 6.5 kW - Quiet Mark and Silent Running
Thats all interesting. DHW on my Vailant seems to respe...
By JamesPa , 4 days ago
SPONSORS
