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Last seen: Oct 2, 2026
That shows a highly respectable COP of about 3 each month. Good choice on your part. How zero disrupt was it? Did you need upgrade of the pie work d...
The ashp measures exit and return flow temperatures which are usually designed for up to 5C. Thermistors have a measurement uncertainty of about 0.5C,...
@davidb you have said that your house is very well insulated and therefore your heating will be lower compared to your DHW usage. Michael de Posesta...
We moved to induction hob to be gas free. But I have to say it is MUCH nicer than gas, even quicker to warm up and obviously much easy to clean. We ...
Mick Wall has written up a good article about the modes, better than I can. Please ask more questions if you need to. There’s info on the app too.
Thats generous! Does the small print of the grant allow DIY? In UK it has to be a MCS registered professional( doesn’t guarantee competence) and repla...
This week was very mild here so our 7kW heat pump reports a COP for the week of 4.8 for combined heating and DHW. Our house requires ~8kW when -5C whi...
@dr_dongle we use Cosy (another octopus tarrif and together with the battery in January our average electricity price was 18p. So we used more on some...
The generally accepted ratio from the 50Pa test to natural usage is 20. But I wanted to understand why and can’t now re-find the references I used to ...
Mick Wall has a very thorough measurement set of air changes per hour for his house, on his web site/p>
@adam awesome trouble-shooting I’m seriously impressed. Congratulations so far!
If this genuinely does the remedial work then yes good idea, also good if jobs are finished not left at 90% complete. But the cowboys doing some of th...
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RE: Tesla Powerwall (2) Calibration Cycles
@papahuhu Likewise, the main ‘extra’ relates to TOU tar...
By Toodles , 4 hours ago
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How should the Boiler Upgrade Scheme be reformed?
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By Rob of York , 6 hours ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
That sounds like a better approach (being able to see a...
By cathodeRay , 1 day ago
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RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
Thanks for the reference @jamespa I can't see any te...
By Transparent , 1 day ago
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RE: battery storage without solar
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RE: Who's your electricity provider and what's your tariff?
@papahuhu @papahuhu A lot of tears and sweat went into ...
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RE: Getting closer to a finished Haier system
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RE: Solar Power Output – Let’s Compare Generation Figures
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RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
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By Rob of York , 2 days ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
The layout is confusing - much better like this: We b...
By downfield , 3 days ago
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
My experience, backed up by opinions from various frien...
By Majordennisbloodnok , 3 days ago
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RE: Analysis of the economics of switching to an A2W ASHP compared to other heat sources
I had a meeting today with a company based out of Swede...
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RE: Review your electricity provider
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