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Last seen: Jun 13, 2026
@agentgeorge I first heard (read) about it on FB this morning but there were no details about it.
@harrisonc Thanks - if you've read any of this thread you'll have seen I have pretty much the same problem, somewhat improved recently with adjusting ...
It would be useful if you can post back on here how that goes as I too get overheating at cold weather. The "start of the fix" has to do what you are...
Interesting. I don't have that problem, although the fan is quite noisy when it is working hard, but my house is quite susceptible to specific freque...
Well, you know that it is possible to at least attempt to run it purely on WC but that isn't the way Octopus will commission it or, my impression, exp...
@jamespa yes, I'm under no illusions but in some respects, I've made my bed by going with Octopus. I've sort of proved it will work without the therm...
There is a thread here about Octopus Cosy heat pumps - mine is a Cosy 9 with a heat loss of 8.4kW and a 50c design temp at -3.2c. It's worth noting h...
Latest news. I've still been struggling with overheating and no contact with Octopus but yesterday a manager intervened and an engineer turned up thi...
@rikiarn I have the same issue really, although 13 out 15 radiators were changed. Both upstairs and downstairs overheat when the weather is colder (&...
The difference between Octopus (£6,500) and Heat Geek installer (£18,500) was ridiculous - these are after the BUS grant. It wasn't even a complex in...
@jamespa did you mean ... ON a weather compensation curve rather than OR?
JS?? The Cosys are the only HPs that Octopus can experiment on. Are they installing Daikins now, I couldn't tell from their website? &nbs...
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Degrees of Separation
Latest Posts
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RE: Heat pump installation quotations
That will be absolutely murdering your energy efficienc...
By EtchedPixels , 2 hours ago
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RE: Harvest Thermal - ASHP with a smart thermal battery
The cooling side works much better if you can figure ou...
By EtchedPixels , 2 hours ago
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Floor standing brackets for K3 rads
My neighbour is a plumber and said I would need to fit ...
By Singlespeed , 3 hours ago
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After an intense recode, I’m pleased to announce that w...
By Mars , 3 hours ago
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Why do you want to maintain a specific deltaT? The out...
By JamesPa , 4 hours ago
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Hopefully this will answer your question. To...
By ASHP-BOBBA , 5 hours ago
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RE: Help me keep the faith with my air source heat pump installation
I would be interested to find out if others do this and...
By ASHP-BOBBA , 5 hours ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 7 hours 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 , 7 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 11 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 11 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 , 12 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 , 15 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 2 days ago
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