Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Apr 24, 2026
Boiler plate 16kW which has an actual output of about 13kW which is what you would select for a heat loss of about 12kW, in Huddersfield Yorkshire, I ...
Boiler plate 16kW which has an actual output of about 13kW which is what you would select for a heat loss of about 12kW, in Huddersfield Yorkshire, I ...
We have recently completed rather similar on a slightly larger floor plan, but minus UFH. Before deciding battery capacity, get your heat pump unit ...
@jamespa It’s the index rad on the system. They were balanced about 4 months ago with inlet and outlet temp sensors, I’ve been loathe to fiddle with a...
@jamespa It varies as dad has some cognitive issues, the door leads to an unheated landing so that doesn’t help. I’ll edge it up to 20% then, we are a...
@jamespa That’s nice and easy, thanks, 10% ish. I have a 10% larger rad in a different room that’s a touch too warm, so I can just swap them over. G...
@majordennisbloodnok @editor The objective reality is that a heat pump based central heating system can offer superlative efficiency and performanc...
@simonwig If it wasn’t network connected like many older systems, I’d want my firmware checked/updated. There could be bugs to fix.
@johnnyb I don’t know any better to concur or disagree. Wouldn’t it be nice to know for sure so that if things go wrong we have a chance of underst...
I’ve checked and now the pump inverter does vary by a few %. It most definitely never used to, so must be linked to the previous fault status. I have ...
@ashp-bobba Absolutely, particularly for the elderly or sick whom would struggle with a heating failure mid winter. Nobody ever minds paying a fair...
Latest Posts
-
RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
Every manufacture has a guide and service list...
By ASHP-BOBBA , 34 minutes ago
-
RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
I don’t know how the Aerotherm works so can’t comment o...
By AndrewJ , 51 minutes ago
-
Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 3 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 3 hours ago
-
Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 3 hours ago
-
RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 3 hours ago
-
RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 13 hours ago
-
RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 14 hours ago
-
There are just too many unknowns for me to comment on p...
By Transparent , 16 hours ago
-
RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 17 hours ago
-
RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 19 hours ago
-
RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 21 hours ago
-
RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 1 day ago
-
RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 2 days ago
-
RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 2 days ago
-
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
-
RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
By petch , 2 days ago
-
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
-
RE: Anyone concerned about GivEnergy?
Many thanks for your, and the subsequent, answers tk qu...
By KevH , 3 days ago
-
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
-
RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 3 days ago
-
RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
By Mars , 3 days ago
-
RE: Say hello and introduce yourself
@sonosppp welcome to the forums. I see you've posted in...
By Mars , 4 days ago
-
RE: Guidance with installing a new heating system
@bobflux Great, thanks for the advice. The pipe has an ...
By Hamilton , 4 days ago
-
RE: Daikin Altherma 3 LT compressor longevity question
@optimistic-optimiser I have has a Daikin for a few yea...
By madsid , 5 days ago
