Last seen: Aug 15, 2025
Basically, all agreed, apart from the above. As I posted earlier, 80% of homes are still on standard variable tariffs, and of the 20% who aren't, most...
I can at least clear this one up! They are related, but not the same. Confirmation bias is in effect seeing in results what you already believe to be ...
Possibly. Or possibly not. We still don't have a cast iron empirical methodology that all can accept as giving a definitive answer, robust enough to t...
I'm still on the case, collecting data, but the last 48 hours has been 'interesting', given the wide variation in OAT, the significant drops in IAT du...
Sounds like good progress!
Like @jamespa, I completely agree, it is the basis on which my empirical heat loss assessments are based, which have been covered in many posts. But i...
It's possible the extra noise makes them appear to be from the same population (they're samples from population(s), not the entire population) when yo...
Yes and no. There are definitely setback data points and no setback data points, but I think any statistical difference between them has disappeared b...
Blimey, that wasn't easy! I hoped I could do it using a pivot chart, but failed because I have been using noon to noon 24 hour periods, and days in a ...
Latest Posts
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RE: What crazy nonsense are inverter limits and why are they imposed?
Apparently when you apply to connect an inverter to the...
By AdamK , 4 hours ago
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I have/had a basic non-hybrid FoxESS inverter. The soft...
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Ooch that's a lot. I replaced my pumped shower with ...
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 9 hours ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 1 day ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 1 day ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
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By Mars , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 2 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 2 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 3 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 4 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 5 days ago
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RE: Does anyone have experience of a smart water meter?
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By Majordennisbloodnok , 5 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 6 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 1 week ago
