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Last seen: Jan 14, 2025
cynical answer no I wouldn't expect a "typical" ASHP installer to have done a system drawing, and certainly not one that you've said has been "poor". ...
hi danny you mention pumpS , does that mean you have more than one? If yes, do you have a system diagram or an understanding of which pump is circul...
@rich a UPM 25-85 130 is fairly beefy, it may well be enough to run the whole thing. I run a 210m2 house on a single UPM 25-95 130.
@cathoderay your cylinder mfr quotes 2kwh/24h = 83 watts. (FYI Mine's a 300L advance appliances, 69 watts, B rated) the maths is easy, umpteen onlin...
@rich seems to me like you should be able to do what you have drawn, yes the LLH is ruining your COP based on those temps you've measured. the fact...
this shouldn't be the case. If its modern, it has to be well insulated or they can't sell it. Mine has only dropped 1C over 8 hrs. Have you insulated ...
I have a 16, which is the 12 without the de-rating. I wouldn't worry about noise as a primary decision criteria. It chugs away somewhat when its sub z...
@dropbear there's an element of confusion in your write up. you talk about the 300L cylinder being preheated to 65 and then heat with something else t...
@transparent ditto, exact same behaviour , on almost all page loads from this forum today and yesterday. at first I thought I might be having an ISP i...
getting wordpress / site not responding errors quite often - every few days. Too many users, site overloaded?
mine too. didn't think it was quite cold / humid enough but clearly it is. defrost after 4hrs running. the pink highlight is about 0953, when perfor...
@cyrusir if you use an ESP as the modbus master, the ESP is the only thing that has to be wired to the MIM module. the comms from the ESP to your HA ...
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Latest Posts
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RE: Renewables & Heat Pumps in the News
Yes, I am a member of the SEC, and therefore aware of t...
By Transparent , 1 hour ago
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RE: How quickly would you want/expect heat recovery to take from setback?
I agree it looks like a traditional fossil fuel boiler,...
By cathodeRay , 1 hour ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
Come for the low-carbon homes. Stay for George Clarke’s...
By Mars , 5 hours ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@razz, as we head into the heating season, I just wante...
By Mars , 6 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
Not quite, regular A2W heat-pumps need a load of extra ...
By Temperature_Gradient , 2 days ago
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RE: Heat Geek installations: share your experiences
one thing i learnt from reading people’s comments and e...
By Batpred , 2 days ago
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RE: Cooling/heating with one unit
"The way we use A2A on a cheap overnight EV tariff is t...
By mrkfm , 2 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
We have ‘signed on the dotted line’ today for a Panason...
By Toodles , 2 days ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
...or it was there and was lost thanks to laziness and ...
By Majordennisbloodnok , 2 days ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 2 days ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 2 days ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 2 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Your house sounds a lot like mine. 2 surveyors each sp...
By JamesPa , 2 days ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
Thats true only if you do the wrong experiment. Done c...
By JamesPa , 2 days ago
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