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Last seen: Jun 4, 2026
2010litres is indeed likely to be about 8kW, although you need to add perhaps 20% for 18C vs 20C which is the normal design temperature, still nowher...
Indeed it is, albeit modified a bit to take into account human factors as best we can. The fact you can live with it is great, but in terms of the sc...
OK so the plots I am interested in comparing are and Before we take this any further a 2.5C 24hr average IAT difference is l...
That was my understanding also.
That would be abnormal but I cant see from your charts that its doing that. The first chart looks like roughly hourly cycles, the second a single cyc...
If the system loses more through the radiators the house will get warmer. Is that what you want? If you do want this then you will need to increase ...
Oh I remember this from when I set mine up 2 years ago, same problem, big mystery. Solved eventually by changing the time zone on the app to someth...
@cathoderay these look excellent (and interesting), I will crunch some numbers in the next day or so unless some beats me to it.
Heat geek have already stated that the pro is in fact cheaper!
I think the first graph is the same as one you posted earlier? Subtracting one regression line from the other at any given OAT then dividing by the v...
@batpred ask them to itemise the basic instal pack!
So the 'nice' may well limit you to a small subset of heat pumps unless you want everything other than the highest to be on/off control on (built in) ...
Latest Posts
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Thanks for sharing, ours is looking fairly different. ...
By Batpred , 33 minutes ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent as you probably know GivEnergy entered adm...
By Tim441 , 34 minutes ago
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RE: Cooling with air to water heat pumps
Very sensible Unfortunately I fear that's too simple...
By JamesPa , 3 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Good morning. I just came across your website. Was ho...
By iRadiate , 8 hours ago
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RE: Failed Heat Pump Install: IWA Claim Rejected
Many of the estimates we received mention IWA and RECC....
By Batpred , 19 hours ago
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RE: Rural burning – I've had enough
Same here in Finland. It's strictly forbidden ...
By upnorthandpersonal , 20 hours ago
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RE: Renewables & Heat Pumps in the News
Something worth flagging... we've just published a news...
By Mars , 20 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
The Homeowners' Q&A podcast is back... I've changed...
By Mars , 21 hours ago
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RE: Anyone concerned about GivEnergy?
I have already signed up with Axle so yes, that takes c...
By KevH , 22 hours ago
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@batpred Would it pass the airbnb feedback test no. I...
By EtchedPixels , 2 days ago
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A quick update... we've just launched the beta version ...
By Mars , 2 days ago
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RE: Who Actually Owns a Heat Pump in Britain? We Asked. Here Is What We Found.
The age part doesn't surprise me - only 25% of UK home ...
By EtchedPixels , 2 days ago
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RE: Home automation and the cloud; is there a better way?
Nothing you've said there, @etchedpixels, is something ...
By Majordennisbloodnok , 2 days ago
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I've heard from others living in the vicinity of Derril...
By Transparent , 2 days ago
