Last seen: Aug 6, 2025
@cathoderay & @transparent I have attempted to measure start up current spikes but don’t have high speed monitor devices. The monitor on our batte...
Another thread about noise on Vaillant when running on max in posts 56 onwards. Several good ideas from the Urban Plumber
Googling noise with ashps and found this technical document/p> it identifies several noise related issues
@lucia I’ve started reading the work of Dieter Helms a centrist Oxford economics professor He did a cost of energy review for the government and ha...
yes I realised later! It gets eye watering in cold snaps doesn’t it?
Hi again @jaynieq I hope your daily consumption has gone down to the point where you can see that it will average out the horrible very cold days. ...
Can I check I’ve understood the arguments here? Large heat pumps are more efficient for some manufacturer’s ranges, I accept that. And if the contro...
Ofgem is consulting about their current work programme so perhaps we should tell them to change this system within their work plan. “Shaping a retai...
You can help things by putting the DHW on to a timed operation so it’s only topping up before you need it, not continuously, then your system can be u...
The exact waveform does matter too much it’s the average that matters. I can’t read the scale too well but both shapes look reasonable. There’s no ne...
I suspect it’s not reflective to audio waves and rough surface matting is available too. Patterned door mat perhaps ☺️
With a temperature difference on flow and return of 8C is the Aira able to operate comfortably with that? or are they using hydraulic separation I.e....
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RE: Is your heat pump insured?
My home insurance renewal is due soon meaning I am doin...
By cathodeRay , 5 hours ago
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New Vaillant aroTherm Plus in black - When will it come to the UK?
It looks like Vaillant are updating the aroTherm plus l...
By Sandy , 7 hours ago
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RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 8 hours ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
Ive called most of them over the years. By far the best...
By dgclimatecontrol , 8 hours ago
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RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?
An update on the Heatsava. It is the most difficult thi...
By heat-pump-newbie , 12 hours ago
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RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
I've certainly seen that on their Ts & Cs page but ...
By Majordennisbloodnok , 1 day ago
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RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 1 day ago
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RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 2 days ago
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RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 2 days ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 3 days ago
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RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 3 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 3 days ago
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@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 3 days ago
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It's unclear to me how the Smart Control project work b...
By Transparent , 4 days ago
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RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
By Mars , 4 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
By JulianC , 6 days ago
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RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
By Judith , 6 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 6 days ago
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I think it is very much me that is sitting outside the ...
By Grantmethestrength , 6 days ago