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...
Latest Posts
-
RE: Estimating true heat loss from twelve months of consumption data
Hi @ian33a you could do your own heat loss calculation ...
By Judith , 6 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
@djh ah, I have never seen this before, interesting ide...
By ASHP-BOBBA , 6 hours ago
-
RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
By Judith , 7 hours ago
-
RE: Setback savings - fact or fiction?
@jamespa — this version may be marginally better: &nb...
By cathodeRay , 9 hours ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 9 hours ago
-
Current metrics - DHW target set to 47c
By TaffontheTaff , 14 hours ago
-
RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 16 hours ago
-
RE: Samsung gen 7 HP 12kw - auto control issue and water law
Suggest you have a trial with Havenwise app. I have th...
By Broadsman , 18 hours ago
-
RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 21 hours ago
-
RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 21 hours ago
-
RE: Grant Aeona 3 R32 cycling with weather compensation.
That would be abnormal but I cant see from your charts ...
By JamesPa , 21 hours ago
-
RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
By JamesPa , 1 day ago
-
Heat geek have already stated that the pro is in fact c...
By JamesPa , 1 day ago
-
RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
By Deltona , 1 day ago
