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: Feb 9, 2026
Very interesting question! Unfortunately, there is no clear answer that is true for all situations. It depends on thermal mass, insulation, comfort ne...
Thanks SUNandAIR! 3 kWh on 10 or 15 kWh is substantial, and more than I expected to be honest. So I guess for you the setbacks are now the default? ...
@crasher If you're happy with the controls provided through MMI and associated running cost, and you don't want remote control or additional "smartnes...
@crasher Thanks for this detailed explanation! Are you using the Onecta app or controlling everything through the MMI and the thermostats?
@squarepeg77 Hi! Is it your ESPAltherma that is connected to Home Assistant? Or are you using the Onecta API for the Home Assistant? And the ESPAlther...
@julianc Hi JulianC, I'll DM you and we can perhaps set up a brief call like you suggested!
Were you able to solve the lack of electricity usage data? Did anyone try to access the Onecta API directly? So not through the app or via the MMI, ...
@crasher How did you set up your Altherma 3 to run more efficient? Are you happy now with the way it has been running?
@sunandair Hi there, really interesting experiment! So if I understand correctly, your conclusion is that nightly setbacks actually save energy (and t...
Fascinating stats. And I would guess that your survey probably overestimates the number of professionals with a heat pump, because your audience is mo...
@afarmery Hello afarmery! Yes agree, annoying you cannot adjust the curve remotely... I've come across this as well and started building a work around...
@morgan Are you using Mitsubishi controls? With weather compensation? And is your heat pump WIFI enabled?
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Mitsubishi Ecodan FTC6 settings
Yup, ready to plug in. The most awkward part I found wa...
By Majordennisbloodnok , 47 minutes ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@jamespa haha very true, although the engineer yesterda...
By swwils , 2 hours ago
-
RE: Vaillant Arotherm Pro vs new Plus
One of the test modes in the installer menu forces it t...
By JamesPa , 15 hours ago
-
RE: Electricity price predictions
@toodles Didn’t happen with me on IOF once, and I was o...
By Papahuhu , 18 hours ago
-
RE: What a difference a few degrees make.
Wow. Having accepted the challenge, I ran the cold tap ...
By Old_Scientist , 18 hours ago
-
RE: HeatPump maintenance in Swindon area?
@vince31 have you tried using our finder:/p>
By Mars , 18 hours ago
-
Looking for beta testers for a new homeowner heat pump tool
Over the past few months I've been building a brand new...
By Mars , 19 hours ago
-
-
RE: Indevolt Batteries UK Support & Info Thread
It depends on how you configure it via the app. The ma...
By JamesPa , 20 hours ago
-
RE: Renewables & Heat Pumps in the News
Be interesting if this results in any wider changes to ...
By Jeff , 1 day ago
-
Heat Pump Fundamentals For Homeowners
Months in the making. Finally live. I've built an onlin...
By Mars , 2 days ago
-
If Reform were to win, I suspect that many of the AR7/8...
By Old_Scientist , 2 days ago
SPONSORS
