Last seen: Jul 30, 2025
@diverted-energy In our unusual resource constrained situation, I can't see a helpful way to avoid energy being expensive. If taxes are reduced, a...
I'm torn between the "Tesla future" which I want, and what I consider to be closer to reality - there's just not enough "Carbon budget" for everybody ...
We have a lot of insulation - 150mm EWI, and a very heavyweight house - brick & solid concrete floor, so it takes days and days to change the temp...
@Aceshigh The thermosypon effect will be from any hot water store, where a pipe exits and heads upwards, or horiz then upwards. It's most likely ju...
@editor To turn down the light brightness, you'd generally put a resistor in series. I wouldn't be worried about buying a unit like the one linked...
@Mars I've done this kind of thing - there's an easy way, and a hard way! The easy way is to buy a solar panel + battery + PIR light like the one ...
I think there's a PP subtlety - if an ashp is installed by an mcs installer, then it is PD (permitted Development). If it's diy, technically PP is ne...
@transparent Are your ELV applications generally fixed wiring? There is a fair amount of available 12V automotive plug in equipment, generally usi...
I'm guessing the pump is there to boost the flow of the water, in a low pressure DHW system? Try turning it off somehow, or turning it down, see if y...
@aceshigh I’ve heard a ‘london loop’ can prevent thermosiphoning - it’s a 30cm or so pipe down then looping back up. The down segment prevents thermo...
As others have said, I can't see a long term future for significant hydrogen pumped to homes for heating. It's so inefficient and complex to make, tr...
I would try hard to put it inside the thermal envelope of the house. They're not normally noisy, but there's always lots of pipes, valves, an immersi...
Latest Posts
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RE: Mitsu Wireless Controller and MelCloud
Update: I have found that the contractor had changed on...
By DavidAlgarve , 8 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 8 hours ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 12 hours ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 13 hours ago
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RE: Rodents! A word of warning for heat pump owners
ChatGPT comments: Yes – u...
By Tim441 , 15 hours ago
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RE: Why so many sigenergi installer recommendations?
It’s a really simple answer, GivEnergy. Installers ...
By SAEnergy , 17 hours ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 1 day ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 2 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 3 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 3 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 4 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 5 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 5 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 6 days ago
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New heat pump heating system underperforming in Italy... Advice needed!
hi all, first post! I've just renovated a house in sout...
By robinlawrie , 6 days ago
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RE: Anyone still weathering it out with Agile?
I went to Agile when I had solar installed July last ye...
By NJT , 6 days ago
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RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 1 week ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@editor I know it was formally announced at Ish the oth...
By PatrickVito , 1 week ago
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@moman0311 welcome to the forums. I've received your em...
By Mars , 1 week ago
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RE: Thermostat for Ideal Logic Air with 3 zone support
No harm at all in plumbing it as 3 zones, I would have ...
By JamesPa , 1 week ago
