Last seen: Aug 28, 2025
I have been doing a rapid literature review of the energy saving benefits or otherwise of setbacks, which with hindsight I should have done right at t...
You know full well, because I have said so many times, Freedom won't talk to end users. My installer, who of course I did ask, wasn't sure why it was ...
Freedom, who made the installation of a PHE (or LLH) a warranty requirement at the time my heat pump was installed, have never given a reason that I k...
Here are the PHE temps I recorded yesterday evening. They were taken using a IR thermometer in contact with black masking tape on the relevant pipe ab...
Sorry, I didn't word the question well, I meant the whole package, data and methods. But it doesn't (stay at very nearly the same temp, it drops ...
I know this may appear to be an unnecessary question, but I think it is important: which part of my tool methodology is unreconciled with the laws of ...
Whether this is the case or not is in the data. Generally it is within a degree or so of the desired IAT. It has periods of minor over and undershoot ...
There does seem to be a lot of hindsight present in this thread these days. When I wrote the thread title, I had no idea how the thread and analysis w...
Counter-intuitive perhaps, but it still doesn't matter. I suggest you are trying to get an exact answer to the wrong question, instead, what matters i...
It's not my airy-fairy logic, it's the regression which shows the OAT as measured by the heat pump can predict the energy in. It doesn't (within reaso...
Very interesting! Perhaps I because I normally deal with medical/epidemiological data, which is invariably a very long way from tidy, I do like scatte...
The 'several degrees' is simply not true, unless your version of several includes a few, ie one or two possibly very occasionally three degrees. See t...
Latest Posts
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Interesting read and MCS are as you say, beyond useless...
By benson , 2 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump I'm going to leave this mostly to @catho...
By JamesPa , 3 hours ago
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RE: Electricity price predictions
The gas standing charge went up as some of the network ...
By Jeff , 4 hours ago
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RE: Ecodan & MelCloud scheduling
Yes, the 2 are separate. To add to the complex desig...
By HCas , 1 day ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
I think there may be a little confusion in the wording ...
By Old_Scientist , 1 day ago
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I should clarify that the FoxESS web interface is not l...
By Old_Scientist , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Previous was vented and I needed a shower pump and a ve...
By JamesPa , 2 days ago
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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 , 2 days ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 3 days ago
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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 , 3 days 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 , 3 days ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 3 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 4 days ago
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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 , 4 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 , 4 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 5 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 6 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 , 1 week ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 1 week ago
