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Last seen: Sep 20, 2026
That is true, there are the most efficient ways to run a heat pump, although not always the cheapest because ToU tarrifs can distort the picture. ...
Thanks for this, good (and useful) analysis! As a matter of interest where did you see that statement, the one I saw (which appears to be bor...
Unless you use negligible hot water the energy used by the compressor will dominate, the water pump will be negligible. So you should optimise for th...
Welcome to the forum and please feel free to ask as many questions as you need to, no question is 'stupid'. If you havent already can I suggest you r...
There is a table here showing figures generally well above 7kW /p> However there has been recent speculation that these figures are gross output and...
I am not sure what assumptions you think I am making in my analysis of what we know so far about whether there is anything 'magic' about a 5C DT flow-...
Or someone is watching the woke in preparation for the right wing takeover to come.
!C drop across the buffer is small, and might cause an efficiency degradation of ~3%. But 2C flow to return is also small so was this at a time when ...
really? Im not sure if thats encouraging or scary.
Not sure this is precisely what happens or how the control loop works. What I observe on plots I have seen (including mine) is that the flow temperat...
I honestly dont know. I think there were two questions 1. Is 5C somehow critical - answer no 2. Does it matter if you have designed for ~5C ...
So this is fairly simple and there is no need for anyone to get prescious about their current position. We all learn by being challenged and hopefull...
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Latest Posts
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RE: Next steps on my ASHP journey: Radiators and Pipework
First up once I have a flow meter fitted is to simply m...
By Rob of York , 18 minutes ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 23 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s I wouldn't be too concerned about the design ...
By Rob of York , 23 hours ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 24 hours ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 1 day ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
By Aventus Eco , 1 day ago
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RE: Why are ASHP installs so expensive?
Posted by: @batpred There´s another aspect that coul...
By Rob of York , 1 day ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 2 days ago
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RE: Home energy storage & battery register
1 fox ess lv5200 batteries, plus 2 more waiting to be i...
By Jimcub , 2 days ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 2 days ago
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My feed of random industrial auctions turned up this au...
By Prunus , 2 days ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 3 days ago
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We’ve just passed 20 million forum views! 🎉
It's official. The Renewable Heating Hub forums have of...
By Mars , 3 days ago
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RE: Who's your electricity provider and what's your tariff?
@batpred When the raw material input has increased in c...
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