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Last seen: Nov 12, 2026
@crimson In answer to the question no, unless the lockshield is behaving oddly which will wouldn't rule out. Does turning it back up reduce the te...
Check whether by 'buffer' they mean 2port volumiser (the key feature being 2 port). That's ok. It's typically 20-50l.. Vaillant do put a volumiser ...
That's fair I agree this is too crude. It needs to be done properly or not at all. There are at least four companies developing various smart c...
I think most of your criticism of the denz proposal makes sense to me although I can see why turning off heat pumps is attractive. Houses are large s...
The Grant R290s (if thats what you have) may just be Midea based. If so then you could contact Adia (see my post above). They are looking for test s...
I think that's a fundamental limitation with weather compensation, and probably why we didn't adopt it (unlike many other countries). Balancing radia...
Permissions and access are the issues. Planning permission will be needed unless it's the first on the building or within the curtilage and ir meets ...
@crimson As Im sure you know there are various things that stop ASHPs (and boilers) running including but by no means limited to Flow too low (...
Sorry to hear your problems but it sounds like you are now on the right track. It also sounds like you have learned a lot about heat pumps during your...
There is sometimes quite a good argument for this and many heat pumps do have the capability to drive electric heaters inline. Check actual specs at ...
In this case it's in the case. There is also conclusive evidence that it reacts to what the heat pump is doing.
Yes but -they are all for the same house which means we dont have any experimental handle on how general the conclusions may be. On the other hand w...
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Degrees of Separation
Latest Posts
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Should I change my cylinder when changing from a gas boiler to a heat pump.
I have 178 L Gledhill unvented cylinder which was fitte...
By David , 5 hours ago
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 7 hours ago
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 10 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 12 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 13 hours ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 13 hours ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 17 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 17 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 20 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
By Papahuhu , 2 days ago
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 3 days ago
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Six books in three years and I think I’ve now covered j...
By Mars , 3 days ago
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