Last seen: Aug 24, 2025
@colin thank you, does your cylinder definitely hit the required temperature?
@colin hi Colin, any chance you can share your anti legionnela settings? System used 8kwh on this cycle last night and temperature is only reading 48 ...
Thanks, I was thinking of IWI on the entire room. The water to 46 deg and averages about 4kwh over the last few days. What are you doing with the exce...
@robl cheers, are you suggesting removing and putting IWI behind the heat exchanger box? Or just around it? Out of interest, where would source insu...
@robl thanks for the reply. Your assessment of A, B, C is spot on. The garage isn't completely uninsulated but the loft space insulation can definitel...
Thanks, we're in a new build so not planning on replacing showers just yet. How would you approach better insulating this setup? Is the fact the DHW t...
Thnks, I would be interested to know what settings you use. Assume it isn't on 'constant' and that it is set for a significant drop off in temp before...
Vaillant have made some recommendations on changes to the system, I'm not convinced they'll address the issue and it will be difficult to know until t...
Yes, but if the radiators aren't even warm... Then it's unlikely the room will be warm either. Quick update. Vaillant have been investigating, no real...
@derek-m It's hard to tell because it's been warmer outside (10 degrees today) and I had to put the heat curve up to 0.9 in order to get any heat in t...
Hi @derek-m - the plumber popped over today so was able to get some readings which are as follows: BufferFlow 34Return 31 Radiator circuitFlow 34R...
@Derek-M what was the solution to this issue?
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