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: Jan 28, 2026
Thanks James, hope it comes to fruition. I'll no doubt be back on here in 2026 winter time, asking about WC manipulation and balancing agai...
I'm honestly crossing my fingers, my toes, everything. That the specialist comes, caps the top 2 ports, runs the flow pipe to the pipe to the heatin...
Lol I've no idea, hence me not wanting them here anymore. The final straw was him saying he didn't think water volume was the issue. That ...
i should find out tomorrow. they’ve offered to come today but I’ve told builder need to speak to architect. Basically I don’t want them her...
Thankfully they haven't done the incorrect diagram, I can at least tell that. The small one had different port positions, and even arrows o...
could be but why is it just one that does it? assume these installers have dine anything you could wrong lol. I wonder if something is up w...
Can’t believe Im boosting hot water again this morning, thats 3 times since got home yesterday. Photo shows the heat drop after the LLH and...
This is what the specialist thought but looked at the specs of the tank and it has no baffles which he said would mean you can’t really pipe ...
In a way I’m glad the water heating shows this up. As least then its not something beyond the plant room, but perhaps having a bigger LLH further exag...
Temps quoted refer to: Temp on pipe flowing into house from ASHP (Flow) Temp on pipe just before 2 port valves and thus before ...
Also realised hot water tank was sitting at 35C… I do run that to the bare min, 1 cycle a day for an hour. If no one has a shower etc, it will sit l...
Back at (my now colder) house. Barely seen any heating cycles. Realised pressure had dropped to 1 bar, when installers want 1.5. Bled 2 tal...
- 27 Forums
- 2,787 Topics
- 65.8 K Posts
- 2,807 Online
- 7,192 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
Standard rad output is proportinal to dt^1.3 where DT i...
By JamesPa , 48 seconds ago
-
RE: Missing flow temperature in Heat Geek proposal
Not sure I agree entirely with that, @singlespeed. Fr...
By Majordennisbloodnok , 2 hours ago
-
Vaillant ecoTEC Plus - Flow Temp and Set Up
Still setting up and testing my new Vaillant. Firstly...
By trebor12345 , 2 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
The main issue is that the items you want to power are ...
By JamesPa , 3 hours ago
-
RE: battery storage without solar
Also don't forget that in you may not be able to use th...
By JamesPa , 5 hours ago
-
RE: Tesla Powerwall (2) Calibration Cycles
One practical safeguard is to separate the calibration ...
By EnergyStorageTech , 7 hours ago
-
RE: Nook batteries from Octopus
Until Octopus publishes the electrical limits, the key ...
By EnergyStorageTech , 11 hours ago
-
RE: tepeo ZEB UK Support & Info Thread
There is at least one large scale system in this catego...
By Toodles , 19 hours ago
-
RE: Getting closer to a finished Haier system
Apart from sealing the external Primary Pro joints and ...
By Singlespeed , 24 hours ago
-
RE: Are We Sleepwalking Into Another Race to the Bottom?
@jamespa Hope someone tries it! As a consumer, I woul...
By Batpred , 2 days ago
-
RE: Air-to-Air Heat Pumps & Air Conditioning: UK Heating and Cooling Q&A
Our latest Homeowners’ Q&A episode has just dropped...
By Mars , 2 days ago
-
RE: Vaillant ecoTEC Plus with sensoCOMFORT and weather compensation
Yes, its described in the sensocomfort manual. Its als...
By JamesPa , 2 days ago
-
RE: Heat Geek installations: share your experiences
My summary, highlighting the oddities.
By Batpred , 2 days ago
-
RE: Renewable Heating Hub Homeowners' Q&A Podcast
What a day yesterday! Two podcasts recorded, brilliant ...
By Mars , 3 days ago
-
RE: Adding additional Solar Panels to a DC coupled battery system
I too use AI when researching online. It's able to co...
By Transparent , 3 days ago



