Last seen: Sep 13, 2025
@Toodles I've only had my 6kWp solar system for 7 months so I cannot compare. However, my best production ove the period you mention was 24.7kWh whi...
@andrewj Even using actual gas usage, it is necessary to make assumptions about the boiler efficiency and the proportion of gas used for DHW and cook...
Anyone here with an AI background? 😉 Plenty of data with which to develop an appropriate model.
Yes, that's another ball-ache coming so soon after my purchase of what will quickly become an obsolete system. In order to expand the storage capacit...
Sorry. Fat fingers 🤣 Not so with my GivEnergy All-In-One, unfortunately ☹️
@ Transparent While I appreciate the idea, I would imagine that that the availability of 4-phase ASHPs (compared to their single-phase siblings) may ...
Coincidentally, I had an introductory visit from a very reputable installer the morning and after a very quick look at my present system he suggested ...
@mikef Have you tried searching in these forums? Information about possible options in such situations has been posted here in the past. @transparen...
Greg Jackson in the Times again just yesterday promoting locational procing.....
@harriup Thanks for posting this link. I was trying to find the article again a few days ago. Using the 'standard' heat loss methods, a 12kW Vailla...
Here's mine from 6kWp split across 2 roofs. I have shadow from a chimney in the morning but not noticeable from the plot below (microinverters) ...
I've yet to acquire an ASHP. If my chosen installer were to propose one of the 'lower tier' brands I would now know not to be surprised of their exist...
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@papahuhu I did try Smart+ during the first 2 years but...
By Toodles , 3 minutes ago
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RE: Heat loss calculations and how they work in conjunction with heat pump sizing
Anyway, we know that the assumption the heat pump will ...
By Judith , 5 minutes ago
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RE: Battery storage to run Heat Pump.
@transparent makes sense... In general they look very...
By Batpred , 47 minutes ago
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RE: Isolating the system for a planned power cut
This would mean a lot more to us if we could see photos...
By Transparent , 1 hour ago
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RE: Midea ASHP – how to set weather compensation
If I were in your situation I would personally be strai...
By Majordennisbloodnok , 1 hour ago
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RE: New Fogstar 15.5kWh upright solution
Ah... now I can see a photo,and that changes the advice...
By Transparent , 2 hours ago
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RE: Who has a V2G EV installation
I appreciate that it is very likely to cause confusion....
By Batpred , 2 hours ago
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RE: What’s the modern take on advised types of insulation?
I suppose Green indeed... 😁 And everybody has...
By Batpred , 3 hours ago
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RE: Say hello and introduce yourself
The cylinder is there because heat pumps are 'low and s...
By cathodeRay , 3 hours ago
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RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face
I couldn't agree more. We stuck with one particular g...
By Majordennisbloodnok , 4 hours ago
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RE: Renewables & Heat Pumps in the News
That's an important point for this entire topic: Renewa...
By Transparent , 4 hours ago
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RE: Ecodan Energy Monitoring Pack
Even large pumps can be on 16 amps single phase, so the...
By Batpred , 5 hours ago
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RE: PV Panels on roof in Conservation Area
I also live in a conservation area in Derbyshire. I sim...
By Morgan , 7 hours ago
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Yes, I did mean graduates, but not just in physics. Q...
By Transparent , 20 hours ago
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RE: Radiator sizing for heat pump installation by British Gas - are these correct?
You are spot on. I don't know TBH as I don't have ...
By JamesPa , 23 hours ago
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RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@editor Just had my first defrost of this season. ...
By Mike Patrick , 1 day ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
That will be producing significant losses due to phase ...
By Transparent , 2 days ago
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Which tells us something (including possibly everything...
By cathodeRay , 2 days ago