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Last seen: May 15, 2025
You can balance a buffer by simply having two flow controller installed either side of it. One should have already been installed on the ashp side, ...
@jamespa thank you for that, I never understand the full maths behind it all and things like that. I just did it on my findings. We did try on a cou...
@jamespa I'm very much in the anti buffer side and looking to revamp my system over summer to see about removing/replacing it in 2026. So I'm going to...
No probs. Looking at screen shot the system is running 55° at -2c to 54° at +16c This means this system is set up more like just using a set flow r...
@jamespa I was more concerned about the HP in the winter. I only run my HP for about 6-8 hrs a day and not overnight. So when the temp outside gets ...
@iraknic At 2 cubic meter/h that is around 33l/min, so the two pumps look like they are much the same flow. But when you stop a zone then flow...
@jamespa most HP recycle water around the system when its below say 4° but not supplying heat. To stop the water freezing. How does that effect the ...
@editor Even though we can see a reason to remove them, there's also a reason to keep then. I've found that they can help greatly in reducing defros...
If the pipe work is connected as per your diagram, then you need to get the installer back and make them change it. I would suspect it is more a flo...
Thank you @mikefl that was what I was looking for. No problems with wires (I hope), as we put two sets out when it was installed, so just need to us...
Okay cheers, looking forward to reading more as you progress
Okay understand now. Even though we get defrosting cycles we could reduce them by running the HP at a much lower flow temp. At present we try to run b...
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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 , 4 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 , 9 hours ago
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RE: 7kW EV Charger Options Advice
Thanks. Yes, we have patchy 4G. The only option we had ...
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RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
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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 🙂
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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...
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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...
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@transparent thank you for your reply above. As alway...
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@rob-of-york — thanks for posting this, all very useful...
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