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Last seen: Mar 5, 2025
EPC results are in. We got a 73 (C) with recommendations for additional floor insulation and solar. Nothing on wall or loft insulation, so it looks ...
Got it. Thanks
Returning to the LLH/PHX question, would it be fair to say that these things essentially trade performance (efficiency) for robustness? I guess if ...
Yes. That would just drop the curve on the graph, so you'd have to re-label the axis to compensate. The idea of subtracting a constant from the resul...
Thanks. That's helpful. Learning slowly.
That's a shame. I was beginning to veer towards Midea. What's the issue with freedom/LLH/PHX? I obviously need to do some more research, but could y...
Great data. I look forward to being able to generate some like it myself one day. I might be getting carried away in my excitement, but it looks...
He can have it written down on a piece of paper - guaranteed to be right twice a day
@jamespa Good idea. One other thing that I haven't mentioned is that 5 of our radiators are on 10mm microbore plastic, while the rest are on 15mm c...
Thanks for the comprehensive list Ian. All of the rads already have TRVs (apart from one in hall where the main thermostat is located). The advice ...
Thanks again for all the good advice. One company did mention that they would need to look at the DHW pipes, which appear to be 28mm at both ends bu...
Thanks all for your insights. @sand Did GL do the original installation in your case or were they just called in afterwards to advise? Also, how l...
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Latest Posts
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RE: Where heat loss surveys seem to go against practical reality
I am amazed that there is not something out there to me...
By JamesPa , 3 hours 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 , 8 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 , 13 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 , 1 day 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 , 1 day ago
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RE: Surface mount or bury primaries for heat pump installation?
@jamespa It's rusting 🙂
By tomasmcguinness , 1 day 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 , 2 days 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 , 2 days 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 , 4 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 , 5 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


