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: Aug 13, 2026
Vertical rads are less effective per unit area, I assume (but dont know for certain) that they factor this into the quoted performance Other than th...
Yes. There is nothing sacrosanct about DT5 even on aggregate, and certainly not for any individual radiator. Furthermore if all the rads have been b...
@ecoste, @walnut-tree-cottage these are both great pieces of kit. As I am sure you know running a heat pump is rather different to running a boiler....
Its key to understand this, and it applies more generally. 'Unheated' rooms are in fact heated from adjacent rooms, which means that the rads in thos...
Agree with the above. What diagrams/instructions do you have, what model of heat pump, some photos including photos of the controller settings. In ...
Upgrading radiators is almost never a bad thing to do, what's the payback time and is there a requirement for it to be cooler at night (if so how do y...
What sort of modification is 'needed'? Presumably if it previously heated the hot water there are some pipes and maybe a pump that take heat away to ...
17l/min is enough for only 6kW at 5C DT, not surprising a 12kW Panasonic complained! How did the installer ever think it was going to work?
@pash44pump Hopefully @cathoderay has demonstrated the value of measured data! Its good to look at everything together though, picking the result tha...
@mars it seems madness giving you advice but I feel I must. Whatever figure(s) you get somehow find a way to check them against your oil consumption ...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Who's your electricity provider and what's your tariff?
Did someone mention cake? I concur. Our two person ho...
By Old_Scientist , 37 minutes ago
-
RE: Flushing system, cleaning and inhibitor
Yes, my 50L volumiser uses the two lower ports, so ther...
By Old_Scientist , 50 minutes ago
-
I've been thinking about this and can't help but feel t...
By Majordennisbloodnok , 3 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
@transparent I seem to recall that you may have sugge...
By JamesPa , 7 hours ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Such elegant symmetry. look at my lumpy bag of...
By Papahuhu , 21 hours ago
-
RE: PV and battery long payback - sense check query
Quite probably not, but you can get a 32A relay and a S...
By JamesPa , 1 day ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
@ian-s Look forward to making contact soon! Regards, To...
By Toodles , 1 day ago
-
I don't notice mine defrosting, and most of the time Im...
By JamesPa , 2 days ago
-
RE: Do I need to change the control unit when replacing my Ecodan Air Source Heat Pump
Kind of you, @calumm, but it was @f1p who did the heavy...
By Majordennisbloodnok , 2 days ago
-
RE: Electricity price predictions
2. As EV ownershp increases it'll certainly increase de...
By EtchedPixels , 3 days ago
-
I meant to say I cannot register my kit at Energyplus… ...
By Batpred , 3 days ago
-
RE: HomeTherma Is Live: A New Home-Energy Platform Built Around the Homeowner
Signed up!
By bobflux , 4 days ago
SPONSORS
