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Last seen: Sep 19, 2026
Doing the plot from heat pump output gives 6.5-7kW also. Depends on how cold house gets. Heat loss is dependent on house temperature Vs outside not...
You are spot on. I don't know TBH as I don't have them, they weren't available when my heat pump was fitted. They look that way though!
It's not necessary to be precise, it's only necessary to be precise enough, which I personally define as sufficiently good to be reasonably certain a...
I agree with all that @editor says above but particularly this. By far your best guarantee is peer review through this forum. If you are willing to...
Trvs switch the flow off altogether so anything which reduces flow rather than switching it off is better from a flow perspective. Frvs are as you s...
If bedrooms are too warm just reduce the flow rate through them by turning down the lsvs (or frvs if you can get them fitted) This reduces the averag...
So why not just turn down the frvs on these radiators? There is nothing sacrosanct about the 'design' flow rate
I think the first comment is a little unfair. The thermodynamics mean that heat pump output inevitably varies with OAT and FT. The only way to circu...
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Degrees of Separation
Latest Posts
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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 , 2 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 , 2 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 , 3 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 , 5 hours 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 , 5 hours 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 , 10 hours ago
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RE: Say hello and introduce yourself
@gz00, welcome to the forums. There’s a huge amount of ...
By Mars , 21 hours 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 , 23 hours ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
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My feed of random industrial auctions turned up this au...
By Prunus , 1 day ago
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Thank you @majordennisbloodnok – that means a lot, part...
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We’ve just passed 20 million forum views! 🎉
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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...
By Papahuhu , 4 days ago
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We kept ours and Heat Geek would have been in touch if ...
By Batpred , 4 days ago
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