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Last seen: Apr 13, 2026
No-one has suggeted that although I've checked myself that the exhaust air is clearing the ASHP. It's not so much a hollow as a gentle slope of the ga...
@toodles I've not been able to catch a defrost so recorded a time lapse video (view with link, file is mp4 about 44MB).This was taken at 1 second inte...
Not a good January for me: All electric house so these are total kWh figures, not just ASHP 150 sqm 3 bed, detached fully insulated property wit...
I've just re-discovered this report from The Telegraph, in February 2022. The wheels of government certainly run slowly. Mike
@lucia While accepting the point about not wanting to disadvantage low income consumers it seems crazy to address the problem through playing around w...
@cathoderay Ditto my Grant ASHP, During last week's cold spell it spent much of each day frosting then clearing, even down to -6C which was the lowest...
Sadly it is all too common that the first winter is a nasty shock for new heat pump owners. There is nothing about this in any government information ...
Received an email today from British Gas informing me that I had saved the princely sum of £2.36 in November from using their cheap Sunday electricity...
I switched to British Gas (from EDF) in the summer to a 14 month fix at 24.72p in the day and 14.34p at night. Given current price forecasts that expi...
@cathoderay "The annual figures since 2022 have been very consistent". Sorry I was being loose with my language - I was referring to the fact that o...
The heat pump is running on weather compensation. My data readings are unsophisticated. I take daily kWh readings from the smart meter to track day an...
Returning to an old theme (it must be the onset of colder weather) I have done a new analysis of our kWh usage over a year. The chart is attached. F...
Latest Posts
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RE: Renewables & Heat Pumps in the News
@editor, I hear that too. I can confirm that out of ...
By ASHP-BOBBA , 2 hours ago
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End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
As many of you know, our Global Energy Systems heat pum...
By Mars , 2 hours ago
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@derbygraham fully agree with James, and it’d be good t...
By Mars , 3 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Finally got around to installing and setting up the Sol...
By Mars , 3 hours ago
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Unfortunately its a function of the physics. Max heat ...
By JamesPa , 4 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 4 hours ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 5 hours ago
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There are just too many unknowns for me to comment on p...
By Transparent , 7 hours ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 8 hours ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 10 hours ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 12 hours ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 16 hours ago
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 1 day ago
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 1 day ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus
Quite right. I was using a rough guesstimate of doublin...
By Majordennisbloodnok , 2 days ago
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RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
By petch , 2 days ago
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RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
@toodles The whole scheme is a shocking waste of money....
By Papahuhu , 2 days ago
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RE: Anyone concerned about GivEnergy?
Many thanks for your, and the subsequent, answers tk qu...
By KevH , 2 days ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
Yes, and these guys would probably be my preferred inst...
By Batpred , 2 days ago
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RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 2 days ago
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RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
By Mars , 3 days ago
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RE: Say hello and introduce yourself
@sonosppp welcome to the forums. I see you've posted in...
By Mars , 3 days ago
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RE: Guidance with installing a new heating system
@bobflux Great, thanks for the advice. The pipe has an ...
By Hamilton , 4 days ago
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RE: Daikin Altherma 3 LT compressor longevity question
@optimistic-optimiser I have has a Daikin for a few yea...
By madsid , 4 days ago
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RE: UK DIY Battery: SEPLOS 48V 200Ah x2 + Sunsynk 8K – Safe Installation for Garage Conversion
The rule of thumb is to ensure that you can isolate any...
By Transparent , 4 days ago
