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Last seen: Oct 16, 2026
@batpred - putting it another way, why not have a DHW tank, unless there is an over-riding reason? Heat pump variants mesh well with the way a heat pu...
Some things worth mentioning: (1) the Headroom Heat Pump Heat Loss calculation is still just a calculation based on whatiffery. In the case of Midea...
The cylinder is there because heat pumps are 'low and slow' - they can't do bursts of high heat output, so you have to heat the water over a period of...
Which tells us something (including possibly everything) is not right. can you describe exactly how the data gets from wherever it originates to this ...
The thing is most people aren't physicists. If they buy an 100mph car, they expect it to go 100mph. I've suggested many times that the standard condit...
I agree, the badge rating is about output, and I think @drei's recent posts showed inputs, which is why I asked about outputs, and thereby COPs. Recal...
This is all part of the smoke and mirrors around heat pump marketing. My unit is badged as a 14kW unit, but the maximum it has ever put out is 11.52kW...
In effect you are relying on the manufacturer marking their own homework. Is there any way you can validate these readings? For example, I have an ind...
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Degrees of Separation
Latest Posts
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
We have ‘signed on the dotted line’ today for a Panason...
By Toodles , 10 seconds ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
...or it was there and was lost thanks to laziness and ...
By Majordennisbloodnok , 23 minutes ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 25 minutes ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 4 hours ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 5 hours ago
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RE: Heat Geek installations: share your experiences
I struggled with this problem as well. An independent t...
By L8Again , 6 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Your house sounds a lot like mine. 2 surveyors each sp...
By JamesPa , 8 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
Thats true only if you do the wrong experiment. Done c...
By JamesPa , 9 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
@temperature_gradient Isn't that just describing a regu...
By Prunus , 9 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 21 hours ago
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RE: Renewables & Heat Pumps in the News
With regards to the BUS grant raid, I gave it more thou...
By ASHP-BOBBA , 22 hours ago
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RE: Why are ASHP installs so expensive?
The whole system seems to work on the basis of...
By ian33a , 23 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Good plan. If you can get half hourly meter readings a...
By JamesPa , 1 day ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
@editor Most certainly. The heat pump was an ideal s...
By Abernyte , 1 day ago
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