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Last seen: May 27, 2026
I am using Home Assistant's utility meters, so they add up the relevant data based on live readings, to make up the daily, weekly, monthly and yearly ...
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...
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Degrees of Separation
Latest Posts
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RE: Who's your electricity provider and what's your tariff?
Looks like not much change in electricity prices in the...
By ChandyKris , 43 minutes ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 59 minutes ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 1 hour ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 2 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
I think this calculation goes the other way. 3.54kW ga...
By JamesPa , 2 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 19 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 19 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 3 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 4 days ago
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