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Last seen: Aug 13, 2026
I love (and will use) that analogy!
Where is the noise coming from. If its the pump then perhaps somehow put some insulation around the pump. If its the rads, is it the valves. or the ...
If you are asking what is available to the non geek householder to optimise for ToU tarrifs, its Homely, Havenwise or Adia. To the best of my knowled...
Yes. I expect Grant specify a 'minimum system volume' which is the minimum permitted engaged (ie open) volume including the volumiser. Most manufact...
Which is logical, albeit 30l is a bit small. The manual it seems is clear which trumps anything the installer says and TBH anything the grant helpli...
Volumiser totally different to buffer or llh. Volumiser 2 ports, buffer/llh 4, volumiser doesn't cause system distortion, doesn't penalise COP, buffe...
R290 has an explicit installer setting for 'no buffer'. It couldn't be clearer!
They arent one offs, but they will empty the system in part if they go off. Better than making it work less well by filling with Glycol. Some argue ...
These are well respected pumps so far as I know. Only one radiator on sounds very wrong, this should never be allowed to happen and is almost bound...
He is right. Better to eliminate it altogether. Is the Grant the R290 or the R32? The instructions for the R290 (which as it happens I was reading ...
Sorry but the more I think about this the more its shouting RED FLAG. The work is, you say going to be done in a day. He is probably going to fit a ...
Noted The Vaillant doesn't either, other than with a board swap. A bit mad TBH.
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Degrees of Separation
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