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: May 15, 2025
@davidm06 forgive me but you must be freezing at 10c inside. Most people have it set to around 20•c
Have been able to find out what information you can get from the grant and also if anything can be 'set' ?
Hi, ours is a 13kw system. Are you talking about heating the home or DHW when you say 10c ? Or is that outside temps
@jamespa sorry my bad. Yes it's the middle readings that have a temp probe. The are ordered as ABCD I've just turned on all the pumps and set them t...
@jamespa We can ignore the house heating load. Yes it's low on the ch side, it only needs 23° - 25° in the ufh to get to 19° in the room. Grant a...
Yes we now know it is oversized, but at the time we didn't so did not question the maths / sizing etc. Only after we have run it and found we did not ...
Happy to answer any and all question but i have no idea of the various acromns used, or what each one means I just read the meter that's attached to t...
That's fine. We use 1300kw of electricity. No idea what heat this produces as installed said we lost nearlly 30,000kw which work out we needed 10kw of...
We have 24 loops as the house is 500m2. Due to the size, we would not get any decent loops if all run from one spot of the house. Hence 3 manifolds an...
@jamespa the problems is two fold - 1/ I have to run the ashp much higher than required to get the right amount of heat in the ufh. ( ie the ashp ha...
- 27 Forums
- 2,758 Topics
- 64.9 K Posts
- 2,089 Online
- 7,162 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Where heat loss surveys seem to go against practical reality
I am amazed that there is not something out there to me...
By JamesPa , 5 hours ago
-
RE: Next steps on my ASHP journey: Radiators and Pipework
@bobflux The hydraulic simulator is very interesting...
By Rob of York , 10 hours ago
-
RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
By Rusty , 16 hours ago
-
-
RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 1 day ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 1 day ago
-
RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 1 day ago
-
RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 1 day ago
-
It’s been out a few days and Amazon has already attache...
By Mars , 1 day ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 2 days ago
-
RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 2 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 4 days ago
-
RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 5 days ago
-
RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 6 days ago



