
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...
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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...
By Mars , 9 hours ago
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
By Mars , 9 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk what a shambles. Can you share some pics of the ...
By Mars , 9 hours ago
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You should contact the council and report the unsatisfa...
By JamesPa , 13 hours ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
So the manual is correct and looks fine to me, to abbre...
By ASHP-BOBBA , 19 hours ago
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RE: Benefits of an extra horizontal loop for GSHP
I would deffo install an additional slinky run, especia...
By Transparent , 20 hours ago
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RE: Say hello and introduce yourself
@editor fab - thanks Mars, and keep up the great work o...
By normpang , 21 hours ago
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RE: Compressor and Evaporator Stratification
@trebor12345 So I think the 1st zigzag section shows so...
By ASHP-BOBBA , 2 days ago
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RE: Is this just haze or something more?
@majordennisbloodnok I was giving a talk to primary sch...
By Toodles , 2 days ago
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RE: Tesla Powerwall – More of a ‘Luxury’ Than an ROI Winner!
We had our Tesla Powerwall 3 (and Gateway) installed ea...
By Old_Scientist , 2 days ago
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Indeed. With a battery its presumably the battery con...
By JamesPa , 2 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
To update an ESP device using ESPHome in Home Assistant...
By Grantmethestrength , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
By Burtis , 5 days ago
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 5 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 6 days ago
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 7 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 7 days ago
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RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 7 days ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 7 days ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 1 week ago