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Last seen: Sep 12, 2026
@ian-s Thank you for responding, at this point we all to frequently are ghosted. Fwiw my own heat pump journey took 2 years. Mostly this was due...
@ian-s I am not sure by what logic you have reached your conclusion. Just in case there is any ambiguity 'flow temperature' will mean design flow ...
OK, fair enough then. I calculated loss based on 24 hour average temperature and gas consumption (actually 12 hours offset because it was a better ...
Having spend 14 years in local government (after 30 years in engineering) I know how slowly things move and also know that, if you try to speed them u...
Well at least they actually looked at gas consumption, most dont. I suspect they also did the mandated calculation and this was just a sense check. ...
Ther are many on here who are very knowledgable about A2A and some of the questions you ask are better answered by them. I will offer the following. ...
Of course, what do you expect, human beings are human beings ie mostly selfish, and will thus exploit any opportunity they see ruthlessly. The skill/...
Its clear that 'strengthening oversight 'is a stopgap measure. Probably more a case of (a) being seen to be doing something and (b) an opportunity t...
Well yes, except that as we see heat pump insurance, a product of the finance industry not the heat pump industry, doesn't really work (unless the hou...
If you read the consultation recently launched by the Government you will see that Policy makers have recognised the issues and are proposing fundamen...
We probably agree on more than that, it's just nuance that differs. Above all I am a pragmatist. Installers should do a good job and consumer prote...
@ian-s Assuming your house is tolerably warm most of the time (ie that it doesn't cool more than say 2-3 degrees during...
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Degrees of Separation
Latest Posts
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RE: Siting of the external sensor on a heatpump
I agree. However I would also (primarily) expect that ...
By JamesPa , 10 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 , 13 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 , 17 hours ago
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RE: Is it the house or the equipment?
@majordennisbloodnok I do sympathise. On the original...
By springswood , 19 hours ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 23 hours ago
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Sorry to hear about the problems, its going to be somet...
By JamesPa , 24 hours 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 , 3 days ago
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RE: Tell us about your Solar (PV) setup
We have a 6.56kW solar PV system (16x 410W panels) inst...
By Rob of York , 4 days ago



