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Last seen: Sep 19, 2026
Yes. There is nothing sacrosanct about DT5 even on aggregate, and certainly not for any individual radiator. Furthermore if all the rads have been b...
@ecoste, @walnut-tree-cottage these are both great pieces of kit. As I am sure you know running a heat pump is rather different to running a boiler....
Its key to understand this, and it applies more generally. 'Unheated' rooms are in fact heated from adjacent rooms, which means that the rads in thos...
Agree with the above. What diagrams/instructions do you have, what model of heat pump, some photos including photos of the controller settings. In ...
Upgrading radiators is almost never a bad thing to do, what's the payback time and is there a requirement for it to be cooler at night (if so how do y...
What sort of modification is 'needed'? Presumably if it previously heated the hot water there are some pipes and maybe a pump that take heat away to ...
17l/min is enough for only 6kW at 5C DT, not surprising a 12kW Panasonic complained! How did the installer ever think it was going to work?
@pash44pump Hopefully @cathoderay has demonstrated the value of measured data! Its good to look at everything together though, picking the result tha...
@mars it seems madness giving you advice but I feel I must. Whatever figure(s) you get somehow find a way to check them against your oil consumption ...
Mandatory sense checks based on measured consumption (or something else if measured consumption not available). Only way forward IMHO. If the sense ...
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Degrees of Separation
Latest Posts
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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 , 3 minutes ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Sorry, I can't give any recommendations as we're in Sou...
By Lizzie , 10 minutes 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 , 34 minutes ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 2 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 , 3 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 , 8 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 , 19 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 , 20 hours ago
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RE: Heat Pump deployment statistics: June 2026
@l8again Unfortunately the government is, I suspect,...
By JamesPa , 22 hours ago
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My feed of random industrial auctions turned up this au...
By Prunus , 23 hours ago
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Thank you @majordennisbloodnok – that means a lot, part...
By Mars , 2 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 , 2 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...
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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