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Last seen: Feb 21, 2025
The figure I've seen claimed is usually 20 years.
An interesting experiment on LLHs.
@HughF I agree that Octopus are probably just aiming to achieve parity with gas running costs, though I think to do this they are going to need SCOPs ...
You may well find that Agile Import is cheaper than Cosy. There are various apps (such as Octopus Compare) which will download your half hourly usage ...
I can certainly believe that some installers are padding their quotes a bit, knowing that the £7.5k BUS will still result in a net cost that enough cu...
The Cosy 6 now has MCS certification, so you can see the SCOP figures, which seem pretty poor. Certification number HP0255/03. Interestingly, the SC...
I find the MCS database very difficult to understand.
The maximum Lambda sound power seems to be 56dB, judging by the tech specs: Which is better than, say, Daikin, but not better than some on the UK mar...
You might find some useful information on Michael de Podesta's blog. For instance, this post shows the distribution of levels of heat demand over an a...
Yes, it is one of those two who first alerted me to the problems with the Daikin 9kW. Octopus have agreed to do a resurvey, so we will see if they red...
That's one of my main objections to Octopus wanting to fit the Daikin 9kW, based on a heat loss figure of 8.8kW, which I'm convinced should be no more...
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Degrees of Separation
Latest Posts
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RE: Heat pump installation quotations
@batpred These are good point, thank you!
By sttpd1917 , 4 minutes ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 5 minutes ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@ragtime27 some rooms in our house only have one place ...
By Judith , 10 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I didn't know about those, they look like good pieces o...
By JamesPa , 3 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 3 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 4 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 5 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 5 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 6 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 8 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago
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