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Last seen: Oct 16, 2026
@pash44pump - there may be other ways you can improve things apart from using actual data for the IAT. The IAT and OAT will be spot readings, where as...
I think you are. Here is my plot of your energy out vs OAT: Despite the small data set, the limited OAT range, the vari...
Most of what you need is in my post above (15/10/2025 7:46 pm). You only need mean hourly (or daily if that is all you have) OAT and energy out, for p...
@jancold - that thing is a pressure reducing valve, used to reduce mains pressure to something more domestic, typically 3 bar. I have the same thing i...
@benson - that looks encouraging. The all important IAT is stable apart from the solar gain boost, and no harm in that! It does (LWT flat lines),...
@pash44pump - it sounds as though you are close to having some useful data. I avoid things like JupyterLab, they just seem to add another layer of ...
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Degrees of Separation
Latest Posts
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If you freeze water it expands. That's been a big probl...
By EtchedPixels , 43 minutes ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
Ultimately they are trying to make it possible for low ...
By EtchedPixels , 45 minutes ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 1 hour ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 3 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 , 3 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 , 5 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 , 6 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 , 6 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 19 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 , 19 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 , 20 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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RE: Does anyone have experience of a smart water meter?
Yep I caught our slow leak from a £100 bill rise 8)
By EtchedPixels , 1 day ago
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