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Last seen: Nov 19, 2025
Just to clarify, returning water from UFH is colder than returning water from radiators. Just checked with a infrared thermometer and approximate temp...
Don't know the house heat loss unfortunately. Downstairs UFH: 5 loops (downstairs dimensions approx size 8m x 9m) Upstairs Radiators: 6 total ...
@davidnolan22 Thanks for the graph. That's really useful! Agreed, these temps are too high but behavior is similarly chaotic at lower flow temps....
yup, it is definitely over working. You can hear the compressor running hard continuously when getting up to temperature after a stop or setback, then...
Thanks for the reply and the welcome ! Located in Inverness (Scotland) Heatpump has been running in weather compensation mode for the las...
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