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Last seen: Sep 22, 2026
Interesting. A triple dip might well extend the range of houses for which batch heating (with an oversized pump run at a higher than optimum temperat...
As others have said the foundation issue is debatable. You don't actually say whether the installer fitted the slabs initially or whether they were p...
@toodles blood is an autocorruption of blip!
My solar diverter achieves zero export plus/minus about 80W. I imagine that any other technology, eg a battery or car charge controller, relying on m...
Nothing wrong in my view with high temperature heat pumps provided you don't run them at high temperature, at least for the space heating. In realit...
In most cases you are correct, they reduce efficiency. However fitters think they reduce call outs and in some circumstances they are correct. From ...
I understand the risk, but unless you compel all heat pumps to be 16kW plus, the possibility of undersizing to save capital cost is always present. T...
SCOP at 35 is quoted as 3.98, but from posts here and elsewhere I have the impression that Octopus are targeting conventional retrofits, so 35 may be ...
Yes but...Octopus are an energy company so are in a position to manipulate price if it makes other technology choices easier. And anyway the SCOP of ...
@technogeek I have a couple of comments/questions Buffers can a) increase the engaged system volume, which may reduce cycling time (because...
Fair enough. There is an exception to every rule of course (I said 'in general terms'), which is why heat pump systems (and central heating in genera...
My understanding is that it uses the WC settings as a starting point. Exactly what it does from there and whether it 'times out' any measured modific...
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Degrees of Separation
Latest Posts
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RE: Passiv Smart Thermostat - Help & Forum Support
Hi @singlespeed That's fine we have installs where the ...
By Will H , 59 minutes ago
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Analysis of the economics of switching to an A2W ASHP compared to other heat sources
This post aims to analyse the economics of installing, ...
By Rob of York , 2 hours ago
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RE: Why are ASHP installs so expensive?
Looking at it another way, do we think heat pump instal...
By scrchngwsl , 4 hours ago
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@editor Aargh - Trustpilot. On my journey, Ì contacte...
By L8Again , 7 hours ago
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RE: Cooling with air to water heat pumps
@editor does that mean you have to have two separate ex...
By mrkfm , 17 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
Posted by: @ian-s Could always use the money saved o...
By Rob of York , 22 hours ago
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Depends on what controls the pump! Thats the whole poi...
By JamesPa , 1 day ago
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The positive reviews keep coming in for Britain's Heat ...
By Mars , 2 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
I have one of these fitted which also allows you to reg...
By Old_Scientist , 2 days ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 3 days ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 3 days ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 3 days ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 3 days ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 4 days ago
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