Last seen: Jul 13, 2025
@lucia If you have larger emitters (radiators) then a lower flow temperature can be used to provide the same heat loss. As well as the COP varying wit...
@pie_eater I appreciate its frustrating getting quotes and making sense of them. For a cheap to run system you will want large radiators and a sensibl...
@pie_eater TBH that sounds like typical installer bull. I have never come across an undersized heat pump. Loads of oversized ones and I have never hea...
Given the way your heat loss calculations are going, I still think that is way too big. Try and find out how low the unit will modulate down to. Also ...
@lucia Well you could go with whoever to install your heat pump just switch to an octopus tariff and they will removed the gas meter for free! Octop...
@lucia If you are on an octopus tariff (Not installation) they are still removing and capping the gas meter free of charge. I had mine done several mo...
@pie_eater LOL, you are going to love this forum then! 🤣
@pie_eater Here is the link I mentioned, it contains various methods of calculating heat loss. It depends how accurate you want to go. Using tw...
The short answer is yes, there are other ways to check your heat loss estimate. I will post a link tomorrow when I’m at my pc. I would not be surprise...
@toodles At least we are living proof that heat pumps can heat a house toasty! 🤣
@hcas Well I guess that always going to be a subjective question 🙂 I do feel the cold as my circulation in my extremities isnt the best, but actuall...
@derek-m So I turned up the warm weather end of the WC curve to 33 C flow temperature and made sure the spare bedroom radiator was on. The cycling see...
Latest Posts
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RE: Why do we need pressurised systems?
@toodles Is that because the AI has searched the forum ...
By Old_Scientist , 24 minutes ago
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OK... I'm here. But the amount of my time needed to add...
By Transparent , 1 hour ago
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RE: 300 Liter Tank - Do I have to heat it all?
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By Judith , 6 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
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RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 22 hours ago
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I think it is very much me that is sitting outside the ...
By Grantmethestrength , 23 hours ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@davidalgarve It should just be recovered by both servi...
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RE: Who's your electricity provider and what's your tariff?
Aggregators have been recognised for many years, and it...
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RE: Help me keep the faith with my air source heat pump installation
Great news I edited my previous post (probably af...
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RE: Double or Triple Glazed Windows?
@toodles Glad to hear things are progressing well for y...
By TRBob , 2 days ago
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How to waste energy (and time) playing with AI.
A friend of mine who subscribes to an AI service was ex...
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
@topher you’re more than welcome to, yes. I’ll send you...
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
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You should contact the council and report the unsatisfa...
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RE: Benefits of an extra horizontal loop for GSHP
I would deffo install an additional slinky run, especia...
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RE: Say hello and introduce yourself
@editor fab - thanks Mars, and keep up the great work o...
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RE: Compressor and Evaporator Stratification
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By ASHP-BOBBA , 5 days ago
