Last seen: Oct 1, 2025
@derek-m In theory, a large buffer tank is a good idea, however, in reality, a 500 litre tank will only hold 12 Kw of heat with a rise of 20 Deg C. If...
@derek-m, I have never seen any effect from being in the sun or shade, a single fan unit will move between 4000 and 6000 M3/hr air per hour (double wi...
@morgan Sorry, not here to get business, just to help.
@grahamh Hi Graham, Fancy seeing you here!!!
@morgan Do not worry, I am here to help. A lot of people do things differently and are not too worried about the performance of the system. I have ove...
@gonzho I am interested in overall performance, preferably on an annual basis SCOP in other words, Instantaneous performance bears little resemblance ...
@morgan Unfortunately it is not simple to heat a house efficiently. To put it in a nutshell, you want the heat pump to pump the circulation water dir...
@morgan system separation is where the heat pump circuit is separated from the house circuit. There will be pumps pumping to the heat pump and a separ...
@editor If you have a standard on-off thermostat, whether compensation will not work and your system will not be as efficient as it could be.
@morgan That will work well, tell them you only want TRV valves on the bedroom radiators, and just lock shields on the rest. Tell them also you do not...
@gonzho Thanks, it looks to be a very basic controller, but interesting. What levels of performance are you achieving? We are developing a unit tha...
@gonzho Please can you re-post the link, it is not working.
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RE: Help…my NIBE heat pump has faulted again!
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