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Last seen: Aug 6, 2026
I believe some heat pumps have an anti-seize function whereby they start up the circulator pump once a week or thereabouts if there is no call for hea...
Which may well be a benefit of legalising it. Whilst its not legal only the scammers will sell. Once it is legal then people who are not scammers wi...
To rule it out arrange for a DHW reheat and then the heating to be switched off immediately afterwards for a few hours (check the circulator pump isnt...
@bazcurtis Why not do a DHW run and then turn heating off. Make sure that the circulation has stopped. That will tell you whether its th...
The heat pump engineer was almost certainly right. The key to operating heat pumps efficiently (ie cheaply) is to keep the flow temperature low, and ...
HA cant monitor whether the valve fully closes or remains a bit open due eg to rubbish in the pipe or because its somehow a bit stuck, you are going t...
Was it ever fully 'in the hands of the IET, NICEIC and their qualified electricians.'? Most electrical work is not notifiable, and thus in practice c...
If this happens on random days then its not insulation. Is it possible that the diverter valve isnt switching over completely, thus you are actively ...
Since nobody more knowledgeable has replied so far, I will give it a shot! Several things come to mind, in no particular order and a bit random unti...
This is a fixed wiring product, not a plug in extension. That said you can get extension leads with built in rcds and also plug in RCDs. These are...
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