Last seen: Aug 4, 2025
@william1066 It will be great to see the results.
@william1066 This is exactly what I would expect to see, your required flow temperature for under floor is very high, the switch on frequency is very ...
The Samsung pulse width modulation output does not work at flow temperatures below 45 Deg C, why? It is anybody’s guess.
@gshpwoes Unfortunately, from looking at the pictures, and the components used, you more than likely have a serious flow issue.
@gshpwoes Cold radiators, you more than likely have a flow problem, unfortunately it sounds like the system is micro-zoned and more than likely has a ...
@JamesPa, I wrote the original text and did the original analysis to show that high temperature heat pumps are not the panacea they are portrayed to b...
@bontwoody mmmm theory is a wonderful thing, but rarely follows through in to practice. You are only looking at a very small piece of the puzzle. Unli...
@bontwoody it is easy to get SPF's above 5 in ANY house, including old draughty solid stone buildings, I have hundreds to prove it. Get the design and...
@bontwoody and @william1066 No problem if you are happy with an SCOP of 3 instead of 5 or 6.
@bontwoody I agree, but the fundamentals of design and sizing for best performance requires experience and knowledge. A DIY installation, may work bet...
@crimson You do not stand a chance of getting any reasonable performance with your current system design, regardless of heat pump installed. You have ...
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