Last seen: Oct 30, 2025
Realistic in terms of price?Or because of practical arrangements to have a storage battery installed? The financial viability depends on what you're...
Indeed! We should be primarily considering the off-grid route. The topic DIY solar upgrade - Considering adding more panels is actively exploring th...
Yes, I agree that cables from PV panels offer a flexibility which cannot be matched by the insulated pipework required for a solar-thermal array. Ov...
🤗 If @david999 wasn't so far away, I'd be introducing him to my welder and watching how he welds aluminium.Yes, I clean it with alcohol, but ...
To pull the UK towards Net Zero and reduce energy bills, we really need a more wide-ranging skill set than you'd obtain from a course aimed at a singl...
Choice of Battery Management System: If the option was there, I'm quite attracted by the BMS unit which Fogstar have selected for use in the enclosu...
You're more likely to die from DC because the human nervous system doesn't automatically cause the muscles to pull your body away.... just a thought !...
Solar thermal panels are at least 80% efficient,whereas the max. possible efficiency from a (single sided) silicon PV panel is 23%. I have 30 vacuum...
I've just addressed this issue here in the topic DIY solar upgrade. I've spoken with the senior NGED engineer who issues their operational specifica...
Yes, the meter is installed by your Energy Supplier, for which they have to meet Ofgem targets, but also benefit from a subsidy. Here's a diagram sh...
I have attempted to address the subject of phase-imbalance by using analogies rather than referencing some of the excellent academic papers on the sub...
I wonder if this diagram provides an idea of what happens when the demands on a substation are unbalanced across the 3 phases: I'm starting with the...
Latest Posts
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Forgot to say a few pages back, i got them to send me w...
By Crimson , 2 minutes ago
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Daikin Altherma 3 / HomeAssistant
Any "HomeAssistant" Boffins out there? Can the freque...
By Ubert767 , 1 hour ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
Thanks, @jamespa. Of course, it’s irrelevant unless Hea...
By Majordennisbloodnok , 3 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
2025 - now a record year of Solar PV Generation. Octobe...
By AllyFish , 3 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - AI may have its uses (and I sort of allow...
By cathodeRay , 4 hours ago
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RE: Help me keep the faith with my air source heat pump installation
If you have HA up and running watching the flow temp or...
By JamesPa , 4 hours ago
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RE: Mitsubishi Ecodan R290 10kW performance
Totally agree that any system is reliant on the ability...
By Sheriff Fatman , 4 hours ago
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British Gas Heat Pump Installation Complaint
In 2024, my wife and I thought that we would try to do ...
By BGNO , 6 hours ago
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Erm... no we can't! The issue first raised by the OP ...
By Transparent , 6 hours ago
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RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus
@grahamf good set of questions. Can I suggest just one...
By JamesPa , 6 hours ago
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RE: Is it mad to think there should be a minimum SCOP for UK heat pump installs?
This wouldn't solve the problem @mars is trying to solv...
By JamesPa , 7 hours ago
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RE: Who has a V2G EV installation
I have PV, ASHP, UFH, Battery storage and no Gas (yaay ...
By AgentGeorge , 8 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Thx, but Sven did the hardware development. My role (as...
By Mosibi , 18 hours ago
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RE: PV Panels on roof in Conservation Area
@majordennisbloodnok Fnaargh, I was thinking about try...
By colinc , 20 hours ago
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RE: Electricity price predictions
@jamespa Ah, you mean MPs that have not pro...
By Batpred , 21 hours ago
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RE: Buying large amp bidirectional RCD and RCBO
Exactly @transparent , this type of RCBOs are not easil...
By Batpred , 21 hours ago
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RE: Very Much Awake – Renewing the Heating Industry One Step at a Time
I feel that that attitude shared by Aadil from Heat Gee...
By Toodles , 1 day ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
and we have some of the strongest tidal flows anywhere ...
By Old_Scientist , 1 day ago
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RE: Radiator Sizing Dilemma: Vertical vs Type 33 for Low-Temperature Heat Pump Systems
This looks OK. Overall you have roughly the right amoun...
By Old_Scientist , 1 day ago
