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Last seen: Jun 27, 2025
OK, so you've replaced a pellet boiler which was probably around 24-30kW, and would have been batch fired into a large thermal store or buffer tank. T...
Secondary bypass is here, black top...
The Warmflow AS03-R32 is a 20kW rated unit, it's quite a beast. Let's assume that it's running those rads at a fixed temperature of 50 degrees, close ...
@oswiu the building regs from 5 yrs ago made no recommendations for air tightness, that has only just come in with the changes to part L. The OPs ho...
You should have moved to a smaller house 🤣 and not installed a grant, or in your case two of the darn things… They're good units, made in Japan by C...
@mcwatson1974 11m of bifolds, there’s your problem right there…. did you have a blower door test done on completion? It might have loads of insulati...
The shouldn't reject it on planning, the noise thing is an issue for environmental health, not planning. Planning won't listen to your whining neighbo...
All this talk of obfuscation..... I just sent an email to the MD of my ASHP supplier and said 'can I have the modbus register map please' - got a PDF ...
So aside from the PD issue (easily resolved with a retrospective planning application), what's the issue here? Given that RHI has stopped, I can't see...
@mcwatson1974 Congratulations, you've found the heat loss of your house, it matches whatever heat output your 8kW ecodan was delivering when it was co...
My 10.6kWh slab of 11 year old LiFePo4 is in an unheated shed, I limit my charge rate to 20a in this temperature and limit my discharge rate too (no e...
Interesting.... Although we're trying to get the unit costs down, I fail to see how manufacturing in the UK achieves that. Let's hope they start wi...
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Latest Posts
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RE: Anyone concerned about GivEnergy?
Yes and no. Native controllers generally do a good jo...
By Majordennisbloodnok , 9 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@temperature_gradient I've had air-to-air for just over...
By Anne Smith , 13 hours ago
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RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
By bobflux , 14 hours ago
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
We've started to document everything, and part 2 of the...
By Mars , 19 hours ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
So the red bars are 'DHW' and the yellow bars 'heating'...
By JamesPa , 21 hours ago
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Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 24 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 24 hours ago
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Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 24 hours ago
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RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 24 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 1 day ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 1 day ago
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There are just too many unknowns for me to comment on p...
By Transparent , 2 days 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 , 2 days ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 2 days 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 , 2 days 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 , 2 days ago
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 2 days ago
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 3 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 , 3 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 , 3 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 , 3 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 , 4 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 , 4 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 , 4 days ago


