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Last seen: Oct 27, 2026
I upgraded mine but only because it was vented. Had it been unvented I would not have bothered, the payback time is too long for the very small amo...
Depends on what controls the pump! Thats the whole point, a control system needs to be thought through, not just cobbled together from a set of compo...
It is a politically motivated myth that our electricity prices are vastly more expensive than the EU. We are certainly amongst the more expensive (#6...
That's not really the case. Average surface temperature (to first order flow temperature) determines energy transfer from rad to room. This needs to...
If they can't don't give up. Heat pumps are, in reality, all very similar so second option is to find a heat pump engineer who isn't a nibe speciali...
@ian-s In a sense a performance guarantee rather than a guarantee of particular parameters is what a customer needs. If I were otherwise happy w...
Yes that's what would happen by turning down the lsv to restrict the flow. This is part of commissioning and called 'balancing', in this case for roo...
I suspect that the hex in a boiler is as susceptible to being blocked by sludge as that in a heat pump. A powerflush would be a good idea in both cas...
It looks like some sort of short pre-run. The question is, do other grant owners see the same? Is there any kind of 'live' display, possi...
Welcome. Feel free to ask any questions and can I suggest you read this introduction to get you started.
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Degrees of Separation
Latest Posts
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RE: The good, the bad and the not that great – my heat pump installation
@editor I completely forgot to document wha...
By Burtis , 48 minutes ago
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RE: I need help with Ecodan ASHP
@f1p It turns out there have been a solar panel install...
By Andris , 4 hours ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews your installer would be right to say that the...
By GrahamF , 4 hours ago
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
@trebor12345 That curve looks healthy to me. I woul...
By JamesPa , 5 hours ago
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RE: Tradespeople on Their Phones: What’s Acceptable When They’re Working in Your Home?
Actually, that's a very important point. I've only ev...
By Majordennisbloodnok , 12 hours ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@susannasaunders can I just add to @rob-of-york s comm...
By JamesPa , 16 hours ago
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RE: Aerotherm and weather compensation
These are likely inked. The basic explanation is tha...
By JamesPa , 16 hours ago
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RE: Electrical works for air to air heat pump
agree with above. I have not had extra costs added wh...
By Batpred , 17 hours ago
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Good to hear that you found a solution. Absolutely a...
By Batpred , 17 hours ago
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RE: Are there any comparisons of DHW heat stores around?
@sarahemmm I have done things the opposite way round I ...
By Toodles , 1 day ago
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RE: How will removing the standing charge on gas bills benefit heat pumps?
The BUS grant funding for 2026/27 will run out at the c...
By Rob of York , 3 days ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 4 days ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 5 days ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 5 days ago
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