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Last seen: Apr 24, 2026
@sjc123456789 I totally agree withJames’s comments on heat pump size and JohnyB’ on floor insulation. Our house is 200m2 not very well insulated (sold...
I’d choose Vaillant of the two too. We heard too many sorry tales locally from people who couldn’t control their Samsung well. You’ll find them on her...
In our case we deliberately chose to change the cylinder because 1 the cylinder is in our bedroom and whistling pipes if we re-heated overnight wou...
I hadn’t realised they were loose coils until I saw your post and picture. It really is only due to area and possibly the more random the better for t...
@bash we have mostly south facing rooms which would overheat if the radiators were still working on WC plus full sun. In fact in shoulder season the s...
I comparison with the 65kWh used above yesterday was only 16.kWh😆 Which is exactly 4 times less and why the seasonal average works out OK!
There’s another thread about the Octopus 9 which has needed anti-vibration feet rather than be flat installed on a solid slab. Perhaps any outside noi...
@jamespa re when to switch back, you would have to switch back on if the battery was flat! A look out of the window would tell us whether there was an...
@jamespa you can route the off Grid port to a switch which goes to the house load. Wire your wifi to the inverter “live” common side and the house to...
We have a Sunnyboy inverter 15years old and going strong. When we had a battery fitted which ended up being an AC system in order to leave the 4kW FIT...
This is normal. I’m a fiddler and vary the heat curve slope up and down according to to season. The Vaillant algorithm used on active (and in...
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@batpred frost protection £632 ??? That is taking t...
By MartinRobinson , 2 minutes ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Interesting questions. If the answer to either ...
By ChandyKris , 13 minutes ago
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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 , 8 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 , 8 hours ago
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@derbygraham fully agree with James, and it’d be good t...
By Mars , 8 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 10 hours ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 11 hours ago
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There are just too many unknowns for me to comment on p...
By Transparent , 13 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 , 13 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 , 15 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 , 18 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 , 21 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 , 2 days 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 , 3 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 , 3 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 , 4 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


