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: Jun 6, 2025
@drew-pa Hi - I know this is an old thread, but I am doing some work on my system once more, and thought I might say something which I feel is i...
@murchison2003 Understood 👋🏼
@cathoderay It does sound pretty screwy to be honest! I would normally expect fossil fuels to be more expensive than, for example, mains gas (not avai...
@cathoderay Crikey, that is a staggering amount of electricity! The amount and cost doesn’t seem to equate to anything like your old system… and your ...
(with apologies for typos, and errors in grammar. My phone, unilaterally and arbitrarily, decides to change spellings at the last minute, at the point...
@murchison2003 Hi. As before, I’m not necessarily replying just to you, but I am adding my three ha’p’orth (showing my age!) which might add a little ...
G’day 👋🏼 I am delighted that you are delighted! I too am delighted with mine! Although I haven’t gone to the lengths you have to work out your COP –...
@dangermousie Hi. Hmm, not sure your calculation is right there. COP is simply power ie kW of output, divided by kW consumed. My figures come only fro...
Hi Joe - I just found this site. I don't know if this is any help but... I have had a Vaillant Arotherm (not -plus) 8 kW ASHP for about a year now. Do...
@webcmg Hello. I know this is an old thread, but I have just had Vaillant ASHP fitted, and am working my way round how to get the best out of it. The ...
- 26 Forums
- 2,675 Topics
- 62.6 K Posts
- 256 Online
- 7,089 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
@jimseng Hi, I'm not sure what area you are in but a...
By mkz , 5 minutes ago
-
RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 31 minutes ago
-
My first question is why bother with the auto balancin...
By JamesPa , 58 minutes ago
-
RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 1 hour ago
-
RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 1 hour ago
-
I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 2 hours ago
-
I agree. So far as I understand, we can't necessarily...
By Majordennisbloodnok , 3 hours ago
-
RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 5 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 , 16 hours ago
-
RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 18 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: Help me keep the faith with my air source heat pump installation
@jamespa these:
By AdamK , 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



