Last seen: Sep 23, 2025
@sandman1600 it’s tricky. Looking at the graphs: it’s not ideal. It’s on/ off all the time as it can’t modulate lower. Personally, I’d not be hap...
@gary mine was “designed” to 45, bit system can’t get above 36. That bit was nonsense. from looking at your graphs of one day: you’ve got loads of ...
@gary I get where you’re coming from. But I don’t think you’re undersized . You’re trying to cram in all the heat your house needs into certain peri...
Hi, I'm saying this from my experience, not as a heating expert: Your compressor is turned off for too long periods. You may think the UFH is at ...
@gary how much UFH and how much rads are you? Whats your screed depth and pipe size?
@jamespa yeah, i agree. The time required to fine tune a system is not economical. I absolutely understand why heat pump companies oversize, stat ...
@jamespa yeah, I agreed. My son’s bedroom is on the ground floor with his sisters room above. I need to keep his room all night to over 20 so the fabr...
@jamespa yep, and this is what I'm doing it's the eveness of the spec. If your going to oversize, do it evenly. BUT, and it's a big BUT, having...
@gary Its not the integral tank, so I have a separate pump. My data from the second 1/2 of the winter is that 11.2 should be OK to cover this ho...
@sunandair I can't get my system higher than 35 or 36 degrees, The only way to do that would be to start to close more of the secondary system off.
@sandman1600 What I mean is, your UFH power is 79wm2 I think, at mean water temp 50, so in your house that is 9. something kw of power. they desi...
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Signed
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