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: Nov 12, 2025
@jeegnesh It’s all been explained to you already. Inactive is pure weather compensation mode, where the only sensor which affects flow temperature ...
@jeegnesh Your chosen set point temp is the desired indoor temperature that you choose via your SensoCOMFORT controller and myVaillant app. If you’r...
@jeegnesh Doesn’t matter which room temp mod mode you’re using; the following behaviour happens: During scheduled ‘heating’ periods, the heat pump t...
@jeegnesh Almost. Your heat pump has no idea about your ‘design temp’, which is just the result of a theoretical calculation used to specify your h...
@jeegnesh Check your 'setback temp' setting. This will dictate the desired set point temperature that your Vaillant will target outside of your normal...
@editor Thanks for this. So can we safely assume that the Green IQ setting does absolutely nothing at all, on or off, when used with an Arotherm Plu...
@editor Yes, we’ve read the guff in the manual, but that still doesn’t explain anything about what the setting actually does, if anything at all. A...
I'd also love to know!
@jwilliams89 The Energy Stats article should really be updated, it's misleading at the moment.
@jwilliams89 Yes, it is accurate. You can verify it by modifying your desired temperature and checking the new target flow temp on the controller.
@jwilliams89 The reason for asking is that the tables on the Energy Stats website are incorrect, and in a way so is the Vaillant manual. The actual ...
This is great! Where did you find it?
- 26 Forums
- 2,675 Topics
- 62.6 K Posts
- 202 Online
- 7,090 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
Couple of things: A2A do defrost, they sometimes do sta...
By ASHP-BOBBA , 2 minutes ago
-
RE: Help me keep the faith with my air source heat pump installation
I didn't know about those, they look like good pieces o...
By JamesPa , 3 hours ago
-
@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 3 hours ago
-
RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 3 hours ago
-
My first question is why bother with the auto balancin...
By JamesPa , 4 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 4 hours ago
-
RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 4 hours ago
-
I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 5 hours ago
-
RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 8 hours ago
-
RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 19 hours ago
-
RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 21 hours ago
-
RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
-
RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago



