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Last seen: Sep 10, 2026
When I responded that that DESNZ consultation on Delivering Smart and Secure Electricity System, my first observation about the DSR Proposals was that...
DESNZ is particularly keen on developing new standards for Heat Pumps and other Energy Smart Appliances (ESAs) at the moment. In April'24 they opene...
The terms 'high thermal mass' and 'fabric first' occur frequently in documents which accompany planning applications by the larger national constructi...
Apologies, that link to the Meter Operators Code of Conduct is failing. I've logged into the REC to find out why, and the Change Log reports that th...
The Meter and the Service Fuse (aka 'Cutout') are screwed to a backboard which is the property of your DNO. This diagram is taken from the Meter Ope...
Please keep us updated on progress. There are several stages in the process before a technician even arrives on site. Each installer can typically...
There's a comment on Tomato Energy at the end of this post. If it's too cryptic for you (!) then ask the poster to elaborate over on that topic.
Good. Two cables.So that suggests a power-supply cable, and a separate control cable. What does @burtis have?
Ofgem and DESNZ are both aware that there is a dearth of knowledge holding up the implementation of future energy strategy.There's no point having a M...
I wonder if the Installers have appreciated the difference between a pump which has PWM inbuilt within the pump itself, and one where the Heat-Pump co...
For reference, here's the classic motorised valve wiring diagram: If the valve body itself is still operating, then you just need to exchange the ...
It would be nice if there being lower existing demand on the Distribution Grid were being considered.But the available evidence from NESO is that thei...
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Degrees of Separation
Latest Posts
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Siting of the external sensor on a heatpump
So I have been very happy with the pump doing hot water...
By Batpred , 41 minutes 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 , 2 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 , 2 hours ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 6 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 , 12 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 , 14 hours ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 23 hours 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 , 1 day 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 , 2 days ago
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RE: 7kW EV Charger Options Advice
Doh, not sure that I was thinking straight there, less ...
By Rusty , 2 days ago
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Thank you @trebor12345
By rgabor , 2 days ago
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Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 3 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 , 3 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 , 3 days ago



