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Last seen: Sep 13, 2026
'hard limited' could be in 'admin' password protected software, accessible only by the manufacturer, firmware, a set of DIP switches, or the value of ...
Great. Once you have please can you start a new thread to discuss. Its clear that people are struggling to understand the requirements of various b...
@mars my understanding is that it was the radiator manufacturer that suggested large bore valves not the installer
Having re-read your post 3 times I now understand what you are saying (I think). We don't actually disagree, because I don't have an opinion on the m...
I can't see why you would provided the disconnect on grid failure works and, when operating off grid, the unit has whatever built in protection ups de...
Normal valves on mine no problem. You will likely end up restricting quite a few on the lsvs to balance anyway. Recommend to ignore. Btw you do...
I confess to guilt. I have been trying for a couple of years to make the business case for a home battery work. I can't at current pricing. Plug i...
I have some sympathy for manufacturers trying to negotiate regulatory nuances whilst producing products as cheap as the public expects. I also have...
Completely agree and the same confusion exists for wired-in batteries, some of which claim to provide backup but in fact do so only in a very limited ...
The distinction between the product categories is fairly simple. If it has a battery but cannot feed back to your house electrics via a plug on t...
I have absolutely no idea what the safety analysis (when the grid is not present) looks like for UPS devices (which is what I made my measurements on)...
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Degrees of Separation
Latest Posts
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Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
Hi All, a friend had a Nibe F2040-12 12Kw heatpump in...
By StuChi , 1 hour ago
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RE: Siting of the external sensor on a heatpump
My heat pump receives sunlight, so when the fan is not ...
By bobflux , 3 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 18 hours ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 22 hours ago
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RE: Is it the house or the equipment?
@majordennisbloodnok I do sympathise. On the original...
By springswood , 24 hours ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 1 day ago
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Sorry to hear about the problems, its going to be somet...
By JamesPa , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 2 days ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 2 days ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
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RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
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RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago
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