Last seen: Jul 6, 2025
@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.
@gonzho I will be very interested in seeing what you are doing. We are in the process of building a new controller that will run the system without in...
@derek-m It is very east to install, plug it in, flick a switch on the board, and it works.
@derek-m Thank you, it is difficult to describe in layman terms.
Latest Posts
-
@heacol thanks so much for the input, your time, as wit...
By Bart , 6 minutes ago
-
RE: Aira Heat Pump: Stylish Scandinavian Heating
Is anyone else with an Aira heat pump experiencing issu...
By ChandyKris , 32 minutes ago
-
RE: Location of hot water isolation valve on cylinder
@transparent Thank you so much and very helpful. Earlie...
By rossowheels , 14 hours ago
-
RE: Who's your electricity provider and what's your tariff?
@toodles Indeed. On a tariff such as IOF where import a...
By Old_Scientist , 14 hours ago
-
RE: Ecodan consuming 100kwh per day in new build!!!
It does indeed look like that, @skyefarmer. There is ...
By Majordennisbloodnok , 21 hours ago
-
RE: Plug and play solar. Thoughts?
Have a read of my previous posts on so-called Balcony S...
By Lucia , 2 days ago
-
RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
"To tell you the truth, I don't know if HAL is homicida...
By Scalextrix , 2 days ago
-
The Importance of Radiator Balancing for Efficient Heating: Introducing the Flow Regulating Valve
It’s fascinating to watch how low-temperature heating i...
By Mars , 3 days ago
-
RE: Servicing Hitachi HP in rural Somerset
I'd give GreenGenUK a call or email them: sales@greenge...
By Mars , 3 days ago
-
RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
By JamesPa , 4 days ago
-
RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 4 days ago
-
RE: Heat pump solutions and/or installer recommendations for France
I’d travel to France for work if you were struggling wi...
By Damon Blakemore , 4 days ago
-
RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
By Majordennisbloodnok , 4 days ago
-
Have your say in the Renewable Heating Hub Awards
It’s time to celebrate the best (and call out the worst...
By Mars , 4 days ago
-
-
RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
By downfield , 5 days ago
-
RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 5 days ago
