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 25, 2026
it’s much more efficient to run a heat pump continuously but for everyone in the end it’s about money. So if you were able to run only on the cosy che...
@iraknic have you established that you can hear your system? Ours is very much quieter than the old gas fired boiler, no radiator creaking for example...
@sicky I can’t separate out the garage EWI easily since it was part of a bigger job. The insulation was 70mm which is about what you need for building...
@boycey The only added wrinkle for your flat is that 5kW is a lot for a 2bed flat so your pump perhaps could be on for less time. UFH often has a “lon...
@sicky our garage was made into a warm room using external insulation and its usual to use a system, primer, glue, fixings, board, render. Ours happen...
Perhaps you should sort out /have someone else sort out your system and then you’ll will know what matters. I know several posters here have told you ...
I spotted our value ages ago buried deep in a document/menu but now can’t re-find it! It will be the same 4C as JamesPa’s value, assuming it’s the d...
Can you explain the freeze stat function please? What is it supposed to to do? It us certainly to be described/labelled differently on other makes but...
Definitely interested in hearing more. Did you get the government grant?
@editor it would have been easy if the first guy who visited very promptly had been more software savvy but he did say he didn’t know much(!)
I’m not surprised an installer suggested replacing everything since he gets more work! Your system is 16 years old so what else might need changing?...
We have ufh in a small downstairs extension and it is far superior to the radiators elsewhere. It’s a small area so a simple thermostat mixer dropped ...
- 26 Forums
- 2,610 Topics
- 60.8 K Posts
- 548 Online
- 6,967 Members
Join Us!
Worth Watching
Latest Posts
-
I am seeing an increasing number of occasions when my G...
By DavidAlgarve , 17 minutes ago
-
@transparent I have been a little reluctant to select "...
By DavidAlgarve , 26 minutes ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@andrewj I have no heating load right now so haven't...
By swwils , 2 hours ago
-
Actually - sorry - I did also get this quote from Ovo: ...
By Little Lights , 2 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
@anne-smith Glad to hear you know the benefits and its ...
By dgclimatecontrol , 3 hours ago
-
RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
@editor Thanks Mars. I look forward to the subsequent ...
By DavidB , 5 hours ago
-
RE: Anyone concerned about GivEnergy?
Fair enough. Its interesting that opentherm (for boil...
By JamesPa , 6 hours ago
-
RE: Brand and installer questions for ASHP
A tank solely in the return (upstream of where the retu...
By JamesPa , 6 hours ago
-
RE: UK DIY Battery: SEPLOS 48V 200Ah x2 + Sunsynk 8K – Safe Installation for Garage Conversion
thank you to all who have already replied. I have been...
By madsid , 7 hours ago
-
RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
By bobflux , 22 hours ago
-
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 , 1 day ago
-
RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 1 day ago
-
Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 1 day ago
-
RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 1 day ago
-
RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 2 days ago
-
RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 2 days ago
-
There are just too many unknowns for me to comment on p...
By Transparent , 2 days 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 , 2 days ago
-
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
-
RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 2 days ago
-
RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 3 days ago
-
RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 3 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 , 3 days ago
-
RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
By petch , 4 days ago


