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Last seen: Aug 12, 2026
@toodles I believe that is the case. At warmer temps, say >4c, it's quiet, and it's definitely not as noisy as reported here for the Cosy 12. I d...
The Cosy 9 isn't exactly the strong silent type and I also dismissed most noise complaints as just people being picky. When it is cold and it's worki...
@swwils I’m not too worried about things like solar gain as it’s a bit out of anyone’s control. In fact the porch now gets over 21c on sunny days bec...
@agentgeorge they are oversized, except now the porch and downstairs wc which are now about right. According to the radiator schedule the kitchen is ...
@toodles the LSV in the bedroom is only just cracked open and I will see how it goes. For most of the day, the room has been sat at 23.2c, up from 22...
@kevh certainly I would not choose a Cosy again because it doesn't allow a low enough flow temp, doesn't give enough data points to help sort out bala...
I had two radiators upsized in the porch and downstairs wc as these two rooms just never got up to temp, even with the rest of the house overheating. ...
@swwils Unfortunately they give access to very little data through their app and I have no additional sensors. I have noticed real-time draw through ...
@swwils On my Cosy9 when it is working hard, the blown air is noticeable at a height difference of 3m, horizontal distance of 1.5m and through triple ...
There are people complaining about the noise of their Cosys. Not just the blown air noise but some form of low frequency noise that they seem to be s...
@jamespa Thanks - I learn a lot more about heating systems asking simple questions than I ever thought I would need. Seems to come with the ASHP terr...
@jamespa thanks James. That’s an interesting figure: just before Christmas, Octopus visited to do another heat loss survey and determined the origina...
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Degrees of Separation
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@editor Thanks for your response and recommendations. ...
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