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Last seen: Oct 8, 2026
I didn't know that, what a sensible piece of programming on the part of Vaillant (but obviously not right for saving sessions!)
It is the norm that heatpumps are set to heat DHW only to 50C, or even less. Depending on the refrigerant (R410 vs R32 vs R290) they may be capable o...
@jamiejones85 OK so about 110 sq m with cavity wall insulation a good level of loft insulation, double glazing but uninsulated floors. 'Feels' lik...
I dont think we should ignore the fact that the US has vast oil reserves. That puts it in a different position to the UK which doesn't. Its in the i...
A2A is relatively uncommon (at present) in domestic scenarios in the UK although absolutely standard in the commercial world. The two sectors (commer...
That valve on the end looks like a lockshield to me. It doesnt appear to be thermostatic and is clearly a valve.
If you want A2W then you may want to consider fancoils or UFH either of which will do 'light cooling' (ie cooling where you keep the water above dew t...
Most (perhaps all) heat pumps have this as an option , but one that you can generally switch on/off through the menu, albeit sometimes the installer m...
I am sure I wont need anything bigger for the inverter, but the grid supply is fused at 80A so any components and cable upstream of the first MCB hav...
Thanks, I understand and indeed understood all of that, which is why my original diagram showed thick cable (illustrated by a thick line) from servic...
@transparent thanks The main fuse is 80A, I was told to upgrade from 60A before getting an ashp. In retrospect I don't know why. Howev...
I think the one in the cupboard is the MMI and the one that looks like a thermostat the Madoka. The Madoka is described as a wired remote controller ...
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