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 1, 2026
Same here @jamespa - we have a 12kW Samsung ASHP, solar and are currently considering adding a Tesla PW3, but no way do the numbers stack up financial...
Yes, that sounds correct. I would say try both options and see which works best for you. I wouldn't aim too low though, if you already know 34C is re...
Congratulations @toodles, that's a fantastic result. Well done! I know I would have loved the opportunity to visit a heat pump installation before c...
I think the issue is that MCS recommends 23C for bathrooms, which requires large emitters, and as mentioned above most towel rails simply do not emit ...
Besides the TOU tariff issues, where we may save usage at one rate and then use more in recovery at a cheaper rate, I find an overnight setback is mos...
There was a recent thread over on the openenergymonitor forum discussing the issue of Vaillant 7kW unit not being able to deliver anywhere near 7kW (s...
It might do, try it and see? As the majority of your usage is showering, where the hot water will be blended down to ~38C, heating it hotter should ...
Estimating COP for DHW is complicated by the fact that the flow temperate is not constant, but rises steadily over the heating cycle. Manufacturers ...
In the summer you can see another problem, where the pumps will run after 24h of inactivity to prevent pump seizure. This can be a pain if you have a ...
Yes, I already run in the Samsung equivalent Quiet Mode for DHW, which limits output to around 70% and which is more efficient. Now I'm looking at t...
My Samsung system does the same, and it's due to the Samsung Anti-Freeze protection feature. When the OAT is below 5C (risk of freezing) AND the sys...
Latest Posts
-
Difficult to estimate in your case. No concerns with th...
By Batpred , 58 minutes ago
-
I may understand a delay, but a refusal seems plain wro...
By Batpred , 1 hour ago
-
RE: Cooling with air to water heat pumps
Good thread! First, the clarification on whether all ...
By Mars , 2 hours ago
-
A quick update... we've just launched the beta version ...
By Mars , 3 hours ago
-
RE: Who Actually Owns a Heat Pump in Britain? We Asked. Here Is What We Found.
The age part doesn't surprise me - only 25% of UK home ...
By EtchedPixels , 3 hours ago
-
RE: Rural burning – I've had enough
I still think you ought to have evidence of the sort of...
By Transparent , 4 hours ago
-
RE: Home automation and the cloud; is there a better way?
Nothing you've said there, @etchedpixels, is something ...
By Majordennisbloodnok , 6 hours ago
-
I've heard from others living in the vicinity of Derril...
By Transparent , 8 hours ago
-
RE: Anyone concerned about GivEnergy?
If you sign up to Axle Energy's VPN then the Premium su...
By downfield , 8 hours ago
-
RE: Being screwed over by Volkswagen Audi Group
@morgan, much as I like the cars they produce, I can't ...
By Majordennisbloodnok , 8 hours ago
-
Nice video clip @ashp-bobba - you make it look like cre...
By Transparent , 8 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
I tend to have a problem with absolutes, @deltona. Ye...
By Majordennisbloodnok , 1 day ago
-
RE: Help me keep the faith with my air source heat pump installation
Thanks and noted. I dont see Vaillant doing a general ...
By JamesPa , 1 day ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Greetings my fellow heatwave sufferers! Over here, we n...
By MK4 , 1 day ago
