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Last seen: Jun 9, 2026
I'm no heating engineer, but I feel like there was something missing in the discussion. Flow Rate, dT, Heat Pump Power Output, and Emitter Output are ...
I'm not all that worried about the talking to myself thing, but I know some forums frown on bumping your own posts repeatedly. In this case, though, I...
At the risk of looking like I'm talking to myself, I wanted to record some of my more recent findings regarding this unit. There's not much easily fou...
I did something similar when I was trying to get to grips with our old Frankensystem. I wasn't able to model it based on the actual heat delivered, ho...
It's really interesting to see just how far people are willing to go by themselves, and I can certainly see why, considering the cost of the install. ...
While it's obviously extremely poor form from British Gas, you probably don't need to worry all that much about Legionella if you are regularly heatin...
On the subject of ESPHome, I've set up an EMS ESP box which is plugged into the EMS Bus on our indoor unit and it gets me so much data. I also have th...
@judith Being able to adjust the weather compensation and room influence through the app sounds like a nice feature. We have to go into the installer ...
If you have rooms that get a lot of sun and which get far warmer than the others, you could maybe try to convince yourself that having the pump circul...
I don't know how they did it, but there is an Aira on Heatpumpmonitor: It doesn't seem great, but I can't really draw a conclusion on a sample size...
I was especially frustrated with the lack of knowledge at essentially all levels when I was trying to get to grips with the system that originally cam...
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Degrees of Separation
Latest Posts
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I think the mystery is in the first question; the senso...
By GutoFfowc , 23 minutes ago
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RE: Siting of the external sensor on a heatpump
My Octopus electrician (part of the installer team) not...
By Jancold , 1 hour ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
In fairness all heating has cost a lot to run in recent...
By JamesPa , 1 hour ago
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RE: Is it the house or the equipment?
@springswood We have two Daikin single split A2A syst...
By Rob of York , 2 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 , 1 day 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 , 1 day 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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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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