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Last seen: Sep 17, 2026
OK. Well in case you haven't already the first thing to do is to disable all room influence and turn the WC curve down as far as you can until the ho...
The larger house might turn out slightly more efficient due to increased system volume, but I'm basically on the same page as @majordennisbloodnok.
@davidb I'm presuming you are already running open loop 24*7, no external controls and have turned the weather curve down as far as possible consis...
@f1p OK noted Without further information about the system I cant really comment with any certainty, all I can do is cite generic statements ...
I have some suspicions (16kW for 340 sq m is not 'energy efficient!') but before I make any concrete suggestions can you please clear some matters up ...
They wont have that volume, neither will most others, and the installers interpretation of what Midea say is unconventional to say the least (ie I hav...
When you say converting the buffer tank, I presume to a volumiser? Did you remove the secondary pump? What happens if run in pure weather compensa...
Firstly its not the coil volume that is normally the issue it's the area, the typical 'requirement' being 3sq m. In principle system volume of the dh...
@ian21stcent I assume you have checked filters which is a common reason for a range of failure symptoms?
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Latest Posts
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RE: Heat Pump deployment statistics: June 2026
To my eyes, sat behind all of this is a basic policy ma...
By Temperature_Gradient , 4 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 8 hours ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 8 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 10 hours ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Have you looked at the Nibe website? They list their ap...
By Lizzie , 11 hours ago
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RE: Why are ASHP installs so expensive?
A not unreasonable position and it wouldn’t be mandator...
By AndrewJ , 11 hours ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
By Papahuhu , 2 days ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 2 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I would encourage you to have a conversation ...
By Rob of York , 2 days ago
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RE: Is it the house or the equipment?
Thanks @jamespa The last hard to fix draughts in the...
By springswood , 2 days ago
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RE: Vaillant Arotherm – Using Heating
@l8again Mine is typically using 11w including the i...
By Batpred , 3 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you have a flowmeter and two temperature probes, the...
By bobflux , 3 days ago
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RE: Siting of the external sensor on a heatpump
@jamespa Absolutely. Even if the same mistake was mad...
By Batpred , 3 days ago
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