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Last seen: Sep 10, 2026
Can you ask this question in a battery-storage related topic please @david999 ? This one on Beginners DIY Battery storage with no solar would do fin...
Glycol has a lower thermal capacity than water. To transfer the same amount of energy (joules), the pump will have to send more fluid around the pip...
After days of arguing with a heat-pump installer, the customer is sick and tired of a system which still doesn't seem to be working. That evening he...
It probably wouldn't be too difficult to add the FSV number at top-right of the display as an interim 'solution'.That would prevent confusion as to wh...
Let me just turn the light on in that cupboard @gunboatdiplomat Ah... that's better. So this is a very straightforward distribution board with ...
I'm not the right person to answer those points,... although I don't like the sound of you having a TRV on the system.The house temperature gets regul...
That looks like an Inta flow-gauge, with side branches for Fill and Flush.So I assume there are other places through which anti-freeze can be added, n...
Yes, TN-C-S is what we call PME, but is more descriptive for those with a technical understanding.Your substation transformer and any poles carrying o...
You'll have difficulty arranging to have two meters for a single location.Your Energy Supplier would receive a Notification from ECOES, the national d...
Thanks @gunboatdiplomatThat's progress. Is your house also PME, with an earth wire emerging from the Service Fuse? And does your Zappi have an ear...
That's now a lot clearer @howerpiece The earth is indeed provided by your DNO.It's derived from the Neutral wire connecting your house to the local ...
"They" won't change your meter.It's up to you to make that request of your Energy Supplier. Just have a think about how you might use 2 or 3 phases....
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Degrees of Separation
Latest Posts
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RE: Siting of the external sensor on a heatpump
I think not but have now added the cloud coverage weath...
By Batpred , 7 hours ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
@judith Thanks very much for this! My room by room calc...
By jon , 11 hours ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
I think that is outrageous even if I suspect not unique...
By Batpred , 11 hours ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 15 hours 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 , 21 hours ago
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RE: Adventures in heat loss calculations
Posted by: @jamespa At this point its probably worth...
By Rob of York , 23 hours ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 1 day 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 , 2 days ago
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RE: Where heat loss surveys seem to go against practical reality
@cathoderay @jamespa I've managed to get some nice re...
By Rob of York , 3 days ago
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RE: 7kW EV Charger Options Advice
Doh, not sure that I was thinking straight there, less ...
By Rusty , 3 days ago
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Thank you @trebor12345
By rgabor , 3 days ago
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Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 4 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 4 days ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 4 days ago
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