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Last seen: Sep 17, 2026
Another good bout of cold weather should test whether the heat pump has sufficient capacity or not. That said, if the 'design temperature' was -3, th...
Thanks. The frogstar is the one Im potentially looking at. I do know a good electrician but I dont think he does solar. Whenever I have contacted ...
One more earthing question occurs to me. If, as now seems almost certain, the recommendation (requirement) with a TN-C-S or in practice a TN-S system...
Thats great thanks. TBH setting the low end of WC curve according to the design temperature has been very common (possibly even universal) p...
FWIW I started a thread here just a few days ago trying to understand the options for islanded (ie able to operate when grid disconnected) and non is...
Interesting. A higher DT of course means a higher flow temperature for any given average surface temperature (and thus output to room), thus reducing...
Interesting and great that you are able to run experiments. As a matter of interest what precisely do you mean by 'oversized'. Surely any emitters c...
In recent cold weather the curve might be your problem. If its 50 at -2 then below -2 the flow temp will flatline when ...
If I understand what you are saying correctly and the unit is well sized you should win the bet. My Arotherm, just in a normal house, is up to 1830 '...
No idea, don't even know if it does that's why I was hoping for an ideal expert. Halo doesn't really do what you need IMHO.
@ashp-bobba Sorry I thought you had. Someone on here used to rave about Ideal but I cant now remember who it was! Maybe @editor knows someone who...
Is it on the main display? I think so, I would guess its either 35 or 39, hopefully the symbols are described somewhere in the manual. If you go d...
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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 , 8 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 12 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 , 12 hours ago
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RE: Missing flow temperature in Heat Geek proposal
That calculation is reasonable, output is proportional ...
By JamesPa , 14 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 , 15 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 , 15 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 , 3 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 , 3 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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