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Last seen: Sep 8, 2026
@jamespa I used an ACH of 0.5 in most rooms aside from two (both of which have wood burners) where I used 3.5 - I went with what was suggested in HPun...
The Chicken and the Egg (maybe?) : I was not inclined to consider a Heat Pump - usual stuff : we have an old house, fairly large, some of i...
@batpred Actually not - I also wouldn't claim for something minor but, let's say there was a minor event caused by an electrical incident, not an i...
@batpred The other slightly concerning issue is household insurance if a claim was required - not necessarily through a battery fire. The...
I must admit that, even as an electrical engineer (who has spent most of his working life in micro-electronics and not power electronics) , when the i...
Thank you, everyone, once again, for your replies. In terms of household insulation, ours isn't especially bad in general. It's a converted mill, th...
@transparent 5: I would urge caution in making any decisions based on currently-available tariffs. Common sense tells us that the chat night-rate...
@toodles Thank you for your reply. It's encouraging to know that your set up works well. Having the PowerWall is a great combination as the inverter p...
@transparent Please clarify. If you have generation-based FIT, the amount you receive is linked to what the existing inverter outputs to the home...
@judith Thanks for your reply - very interesting. I think that what concerns me with what I may end up having is that the HP is likely 10 o...
Thanks - something to certainly consider !
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Degrees of Separation
Latest Posts
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RE: Next steps on my ASHP journey: Radiators and Pipework
If you are considering phasing the project, then I woul...
By GrahamF , 3 hours ago
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RE: Siting of the external sensor on a heatpump
Of course had the heat source been a heat pump it would...
By JamesPa , 5 hours ago
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Never assume, it makes an ass of u and me! OK, tha...
By JamesPa , 6 hours 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 , 7 hours 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 , 8 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 , 1 day ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 2 days 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 , 3 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 , 4 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 4 days ago
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