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Last seen: Sep 1, 2026
It is not so much data validation (against something else) as getting at the primary data, the energy flows. Using proxies and inference is fraught wi...
The problem is, unfortunately, none of your charts show energy use. You know that I am predisposed to the common sense idea that setbacks save energy/...
Unless I have misunderstood the manual and actual usage (very possible!) on a Midea unit, it really is an either/or option: either room temp control, ...
There are two potential confusion points here. Pure 24/7 weather compensation does not use any room temperature input, it only uses the outside air te...
It's not without it's own potential problems. Yes, generally you should balance the radiators, but I overdid it. For the first two and a half winters ...
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Degrees of Separation
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RE: 7kW EV Charger Options Advice
@majordennisbloodnok Thank you for your insights, you s...
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
OK. If you had two different flow temps and were going ...
By bobflux , 3 hours ago
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RE: Adding additional Solar Panels to a DC coupled battery system
@transparent thank you for your reply above. As alway...
By Old_Scientist , 4 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Possibly useful to look at 3 months Jun, Jul, Aug and c...
By Tim441 , 5 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@kilgorexv definitely a larger inverter will help and m...
By AndrewJ , 2 days ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 2 days ago
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RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
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RE: Glass lined Cylinder for private water supply
This has turned into a fascinating little rabbit hole. ...
By Mars , 3 days ago
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RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 3 days ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
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