Last seen: Jul 22, 2025
I meant 70 kWh p.a. per sq.m, not £70
@allyfish Thanks for this. I'll give it a try. With Derek's help last year I did learn to explore the menu system when I was adjusting the weather co...
Lacking the technical skills to set up my own monitoring of heat pump efficiency I've contented myself with daily recording of kWh used (overall for t...
@derek-m I like that idea as it's one number that everyone can understand. Hides a lot behind it but a useful heuristic. Last year for mine (total e...
As a postscript I'd add that after completing renovations my EPC rating was initially E with the first assessor. He would not recognise the internal w...
Finally this week, got the replacement expansion tank installed. Unfortunately it didn't fit the space left by the old one so some extra pipework was ...
@tried2fail Interested to see that your EPC rates the Main heating as Good. I also have an ASHP with underfloor heating (same wording on the EPC) yet ...
Article from this weekend's FT suggests that all-in annualised cost of ASHP will remain higher than that for gas for some years to come. Mike
@ronin92 Attachment? Mike
@andris To rub salt into the wound my neighbour's house is C rated compared to my D but his is not so well insulated and he doesn't have double glazin...
@majordennisbloodnok My EPC says that if I were to install solar PV as well I would scrape a C rating. Mike
Latest Posts
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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 , 8 hours ago
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
By Mars , 8 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 , 8 hours ago
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You should contact the council and report the unsatisfa...
By JamesPa , 12 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 , 18 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 , 19 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 , 20 hours ago
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RE: Compressor and Evaporator Stratification
@trebor12345 So I think the 1st zigzag section shows so...
By ASHP-BOBBA , 1 day 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
