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 28, 2025
can you share how, even in private message?
@andrewj the Cosy6 cycles on and off like a gas boiler, I don't think it can be set to run low and slow unless you force it by deliberately retarding ...
I thought I would share some stats here too. As I said I run 24/7 at 21c and 19c setback overnight. I also do 2x 50c dhw cycles per day at 250L. ...
@andrewj my house is pretty balance for supply and I have lazily adjusted just 2 TRV in 2 bedrooms from 5 to 3.5 and that's it. I am runnin...
@editor The Good: How efficient have you found it? How is your home comfort? SCOP is around 3.5, so for the install price this is excellen...
I've had the Cosy6 since August, so we are after the 3rd -ve cold snap of the winter now. The pump is working very well and I keep my house all day e...
Yes -/p> And a video/interview. They get a lot of criticism from other installers, but bang for buck it's still a no brainer. And with winter SCO...
Probably better from the picture here. They also supply Joule cylinders (same manufacturer).
3.46, so pretty decent I think?
@toodles I assume, but have not checked, that the adjustment can be made empirically?
App estimates SCOP from COP. I don't know if it is using the rolling figures or something else, there is no info. I suppose that would make sense and...
@irmartini inspiration ccr, since 2001 with 1000+ hours down to 130m👍
- 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



