Last seen: Sep 13, 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: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Your setup, @scalextrix, illustrates what I was trying ...
By Majordennisbloodnok , 13 minutes ago
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I agree with @jamespa. If you are not using the tank ...
By Old_Scientist , 20 minutes ago
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RE: Humming sound on new install.
@adamk Yes, Live Monitor on the 'HPAI' (not the Senso...
By JamesPa , 2 hours ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 13 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 17 hours ago
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I didn't want to say that, bus since you have said it n...
By JamesPa , 17 hours ago
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RE: Midea ASHP – how to set weather compensation
Mostly, I think, but with some caveats. I set the TI...
By cathodeRay , 20 hours ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 2 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 2 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 2 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 2 days ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 3 days ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 3 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 4 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 4 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 4 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 4 days ago
