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Last seen: Oct 25, 2026
Hi, just curious on whether you progressed your upgrade and what you chose?
I agree with @colinc that you can reuse some of it. A simple drawing of the components and connections would allow us to advise further. I hope you...
This spec already saved some time. An estimate that caught my eye was (after I shared the Bosch spec..) quickly replaced by another joining the long t...
The heat exchanger is my guess, as I cannot see what else could allow a third party pump in the rad circuit.
Do you mean the EPS socket is not working continuously? And did the kit come with any diagrams and H&S warnings?
I second that. The third time I tried using the Vaillant list I found one possible mid size installer - and they were happy to install Grant and Bosch...
Yes, I imagine they will seek to have it type tested. Otherwise, it will not be plug-in, as the forms would be a real pain to fill in..
@jamespa Yes, it is a hydrosplit (the pump is not in the ODU but in the indoors unit). And the idu seems to have a heat exchanger.
Yes, thanks. Bosch 5800 is here. My point is about the product naming. Essentially a 7kw Vaillant is acceptable to installers for our home but a Bosch...
My understanding is that proper plug in kits come with instructions. They are not meant to be just plugged in at random. And anyone misusing a toast...
I am way, so a bit late, just sharing a few threads in case you have not seen them. One that @jamespa started about adding a hybrid inverter to a p...
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