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Last seen: Aug 18, 2026
@roamingbull Whats the assessed heat loss of your house at what design temperature, and whats your house construction? Even estate newbuild is pretty...
OK. Im still not clear what is actually happening. Can you confirm, on 6/12/24 and 7/12/24 at those times, what were you expecting it to be do...
Sunday night was very cold where I am: - 2, I would definitely expect frost protection to kick in in this circumstance and be very worried if it didn'...
Ok. How do you know frost protection is triggering (as opposed to just normal operation)? With the outdoor sensor indoors how can WC work. I'm a ...
We might need to unpack this to work out whats happening. Here is an extract with the paper manual which came a couple of months ago with my unit (t...
Ok, just trying to clarify. So what you are experiencing if I understand you correctly is that when there is no call for heat and the outside temper...
What do you mean exactly by frost protection?
I use degreedays.net
All fair enough. I dont think I can really add much more beyond what I've already said. if somehow you need to accommodate it switching itself on at...
All heat pumps cycle, in fact the 'non-cycling' temperature window is quite small even if the heat pump is perfectly matched to the house. Because th...
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Latest Posts
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
Agreed, @jamespa and @judith. That’s just it. A fair nu...
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RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 4 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@lizzie Thank you, very interesting and useful informat...
By Toodles , 7 hours ago
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RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 10 hours ago
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Readers here please note that Derril Water and many oth...
By Transparent , 11 hours ago
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RE: Is it the house or the equipment?
- Comfort and silence (for heating) - Heat storage wi...
By bobflux , 11 hours ago
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RE: Advice on Vaillant Sensocomfort
Oops, I meant Sensocomfort (the UI to the controls)
By Batpred , 12 hours ago
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RE: Heat Pump Training vs. Real-World Installation
Our instal was very much the opposite. White haired blo...
By Batpred , 12 hours ago
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RE: Flushing system, cleaning and inhibitor
While skim reading a manual for our Vaillant HW tank, I...
By Batpred , 12 hours ago
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Of course, what do you expect, human beings are human b...
By JamesPa , 13 hours ago
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RE: 'Chinese Diesel Heater' to heat the home .....
Old thread but I'm new to the forum so new to me. How...
By BlizzardGreen , 1 day ago
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I'm not sure why you would want to make it more difficu...
By JamesPa , 1 day ago
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RE: Wood burner with ASHP - direct air?
@lucia FWIW installed a woodburner some years ago. ...
By JamesPa , 2 days ago
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