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: Dec 10, 2025
This is incorrect. This setting allows you to use the thermostat in the wired controller and set up room temperature mode. The water law settings stil...
@allyfish What is the rationale for your requirement to fit anti-freeze valves on both supply and return pipes? This is contrary to what @heacol recom...
@heacol Thanks Brendon, that is very helpful.
The Freedom HP calculator allows you to put different desired room temperatures in different rooms. If you change from 21C to what you would run your ...
you can schedule your hot water to be heated by the heat pump and also schedule your legionnaires cycle. If you schedule the heat pump to heat your wa...
We have a 12kW Gen 6 Samsung ASHP in an old stone cottage with a heat loss calculated at 9.8kW at -3.7, which I found to be similar using one of the h...
I would not recommend you go with Greener Living. They do a lot of installs and are keen to get new business, but they are harder to chase up once you...
And it is like compound interest, not just additive.
@editor Here is a graph of temperatures taken from my 4 pipe buffer tank ( before it was removed). You can see that Delta T between Buffer in (LWT) a...
@swanny The accepted way to run a heat pump is to have it on 24/7 which means the water pumps will be on 24/7 (low and slow mode). The weather compens...
@swanny I tried FSV 2091 setting 'Use (Signal only ON/OFF)' to see if it would stop it cycling when mild outside and LWT was low. It did prevent it cy...
- 26 Forums
- 2,607 Topics
- 60.8 K Posts
- 444 Online
- 6,967 Members
Join Us!
Worth Watching
Latest Posts
-
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 , 42 minutes ago
-
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 , 2 hours ago
-
Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 4 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 4 hours ago
-
Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 4 hours ago
-
RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 4 hours ago
-
RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 14 hours ago
-
RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 16 hours ago
-
There are just too many unknowns for me to comment on p...
By Transparent , 17 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 , 18 hours ago
-
RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 20 hours ago
-
RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 23 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 , 3 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



