Last seen: Sep 15, 2025
Your description of the Mitsubishi pre-plumbed cylinder is what I understand also. If there is a (separate) heat exchanger to separate glycol from no...
Further to the above I have the impression that there are in fact a fair number of people (particularly young people) who are scared of climate change...
Modern DHW cylinders designed for heat pumps have quite sophisticated finned coils to maximise the surface area and thus heat transfer. Ideally you p...
Yup, its a chicken and egg situation. Until people accept that it must be done they will find ways to avoid doing it if its inconvenient to them. Bu...
On another forum and in a different context someone (@johnmo who is also on this forum) has just posted this link Its designed for DHW (which presu...
Before you put glycol in the radiators, do you have a heat exchanger to separate the external plumbing from the internal. Thats quite common (but not...
@lucia Just a (possibly evil) thought. There are politicians and political movements throughout history that have been highly successful on the back ...
@allenc According to Wiki geothermal power heats 89% of the houses in Iceland, and over 54% of the primary energy used in Iceland comes from geother...
So if the water from the spring were cooled to say 30"C running through a heat exchanger, 4l per minute is 20×4.2/60 x 4 kW, about 5kW. That's a usef...
Thanks for doing so. We do need more data on this and many other things because there are lots of variables only some of which theory can currently t...
Which is one reason I started with the need to accept it must be done otherwise it's almost pointless having the discussion. For those that do then t...
I bet the same residents complained last time a petrol station nearby closed.
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@editor thanks Mars. I've managed to find a phone numbe...
By bontwoody , 1 hour ago
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@rhh1, I’ll contact Daikin’s brand manager tomorrow and...
By Mars , 1 hour ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
In a way I would like to agree with the final conclusio...
By JamesPa , 4 hours ago
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RE: Big Changes Coming to Our Heat Pump System
Day one is done. The system’s been fully flushed and ...
By Mars , 5 hours ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 7 hours ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 7 hours ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 7 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 10 hours ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 1 day ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 1 day ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I hear you on the locality issue @transparent, and I ag...
By Scalextrix , 1 day ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 1 day ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 3 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 3 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 4 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 4 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 4 days ago