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: Sep 20, 2026
Its not 'very high' its completely ridiculous. 25kW is still enough to heat 12cu m of water every day, I repeat, what are you gong to use this vast a...
120kW seems enormous, whats the floor area of the property? I dont understand why DHW needs to increase because the property is listed. 50kW allows...
Its the actual flow rate, after you have bypassed the buffer/pump, that you are interested in. Your controller should have a read out and I would mak...
Yes the bypass is as I sketched, although I should sound the note of caution that, as I don't have a full system diagram, there may be something else ...
Shouldn't be a problem, in common with many fancoils it has a very short pipe with lots of fins on, not a long pipe. That means it doesn't add much t...
To tweak for low temps I would increase or decrease (as appropriate) the target flow temperature at the minimum outdoor temperature end of the curve.
OK thats a bit more reasonable albeit higher than might be expected, and gives some hope, but by no means certainty, that bypassing the buffer and sec...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Next steps on my ASHP journey: Radiators and Pipework
I have one of these fitted which also allows you to reg...
By Old_Scientist , 3 hours ago
-
RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 1 day ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I wouldn't be too concerned about the design ...
By Rob of York , 1 day ago
-
RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 1 day ago
-
RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 1 day ago
-
RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 1 day ago
-
RE: Why are ASHP installs so expensive?
Posted by: @batpred There´s another aspect that coul...
By Rob of York , 1 day ago
-
RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 2 days ago
-
RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 2 days ago
-
RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 2 days ago
-
My feed of random industrial auctions turned up this au...
By Prunus , 2 days ago
-
Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 3 days ago
-
We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 3 days ago
-
RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 5 days ago
SPONSORS
