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Last seen: Mar 3, 2026
The Vaillant app reports on energy in, yield and heat generated - daily or with some effort, hourly. You might think that Energy out = Energy in + Yie...
@diverted-energy Thank you and the others for that information and there is a lot there to digest. An immediate takeaway is that there are a lot more...
@tim441 (apologies for potential topic drift into "Octopus Cosy Heat Pump Owners and Discussion" thread BTW). For now the model from the utilities i...
@tim441 all good intel. thanks, I'll check those out - the Web site wasn't offering either by default and really, both assume that you can re-timetabl...
@scalextrix I'm with you for your postings though I have a different take on solar up here. In December here the sun rises typically at 08:30 and sets...
@adamk I'm observing my own system at low temperatures and it was useful to compare it with your history and some "Should my system be doing this?" po...
@agentgeorge Fortunately the one thing that you *won't* need to worry about is the wiring because there is hardly any! The eBus board has a socket on ...
@batpred Well, I'm running the eBus interface and integration but I wouldn't describe it as straightforward getting it going. Depending on how your Ho...
@mike-patrick A propos, I think my heat pump generates its own weather during defrost cycles - the other day I found snow in the vicinity of the heat ...
I may have answered my own question. Telling the Senso “TriVal” opens up a short menu on Tariffs in the section just before you enter the Installer co...
@jamespa Hi Jamespa, I have all of those - A SensoComfort VRC720 which offers me the TriVal option, an AroTherm Plus ASHP, a buffer tank and an oil bo...
This is what they say: Heat pumps Almost all of our current range of heat pumps can and should be fitted with either a sensoCOMFORT or VRC 700 con...
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Degrees of Separation
Latest Posts
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RE: Where heat loss surveys seem to go against practical reality
@rob-of-york Interesting that you mentioned this as an ...
By ian33a , 21 minutes ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
@bobflux The hydraulic simulator is very interesting...
By Rob of York , 2 hours ago
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RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
By Rusty , 7 hours ago
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RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
By Majordennisbloodnok , 22 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@batpred I suspect it will be more this year. I had 9 ...
By AndrewJ , 22 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 23 hours ago
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RE: Glass lined Cylinder for private water supply
Thank you, once again, for your replies. Yes...
By ian33a , 1 day ago
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It’s been out a few days and Amazon has already attache...
By Mars , 1 day ago
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RE: Missing flow temperature in Heat Geek proposal
Yes, and this is another point I agree. We did find a f...
By Batpred , 1 day ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
A very good point. In effect, the DHW pipework is an em...
By cathodeRay , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@tim441 Here are those same three month periods for 202...
By Toodles , 3 days 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 days ago
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 6 days ago
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