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Last seen: Apr 20, 2026
Here is the data so far, but even this is not 100% as my net sometimes drops. Still, gives an idea. I tend to have the hot water running on ECO mode, ...
I can now, I done an automation in Home Assistant that records the power usage when the valve changes between Room (Space Heating) and Tank (...
This is what mine looks like, seems to have less insulation than yours, and going up the wall about 8 meters, and another 6 to 8 meters or so inside t...
That's why you can just add one full year, and it will come to 2.23, so far you can just look at the total numbers over almost 2 years: 378...
I tried to add the workings on the PDF, as I realised there is no formula. I can duplicate my spreadsheet as everything I have is on Google S...
I've put a comment on my article, directed at Heat Geeks, and I think you should still reach out to them directly, so they can put you in touch with s...
This is the problematic 4 pipes buffer. Since I reduced the pump speed, pumping INTO the buffer to L1, the SCOP seems to have improved slightly. I ass...
This is my current usage so far, which my installer keeps stating I don't understand how Heat Pump SCOP works, how to work it out and that my readings...
@adamk I am trying to follow the 10 pages:) but probably got lost. I thought my installation was bad, but your seems worse. In my case I overpaid by ...
All of the installers are happy using my radiator designs, they stated that they seem solid. For context, please see attached the actual de...
Hi Mars, I am in Colchester, so North Essex, all the Heat Geeks in my area are based in Ipswich.
Latest Posts
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RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 11 minutes ago
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RE: Estimating true heat loss from twelve months of consumption data
Using past oil usage to estimate heat loss is tricky. ...
By cathodeRay , 27 minutes ago
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RE: Setback savings - fact or fiction?
@cathoderay - thats great. Is there any possibility ...
By JamesPa , 30 minutes ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
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RE: Anyone concerned about GivEnergy?
@sunnyskies I agree with Downfield trying to ask the GE...
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
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Current metrics - DHW target set to 47c
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
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Suggest you have a trial with Havenwise app. I have th...
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
That was my understanding also.
By JamesPa , 1 day ago
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RE: Vaillant Sensocomfort Time
Oh I remember this from when I set mine up 2 years ago,...
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Heat geek have already stated that the pro is in fact c...
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RE: The Myth of the MCS Performance Guarantee
@editor I know. As if MCS wasn't bad enough, it's now e...
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