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
Thanks Ian. I am comfortable with coding, having customised my critical care unit's computerised information system. I'm sure that it would still be a...
Thanks Ian, that makes sense.
@jonbennell Hi Jon, it looks as if you and I have been on similar journeys. Perhaps G L installed yours as well. I was also hoping to use the wired co...
@iancalderbank Yes the setting to use the wired controller as the room stat is FSV 2091 = 0 (Not use external stat); FSV 2092 =0; Indoor Zone Option -...
@iancalderbank my indoor zone option setting for standard temperature is ‘Indoor’. However, because FSV 2091 is set to option 4, there is no option to...
@iancalderbank Hi Ian, Thanks very much for your reply, which has been very helpful. My thermostat was installed at the time of the original installat...
@lenny If you have Solar PV, it would probably save you a lot of money to install a Solar iBoost or similar device. This will heat your hot water from...
@lenny When you say the max temperature is 55 deg C, I presume you mean the max temperature that your DHW is heated to. That is the default maximum. ...
@lenny The main Thing that comes to mind is that the heat pump is heating your domestic hot water tank. This is about the only time you would expect t...
[/quote]Posted by @derek-m In the previous example, if the heat pump is switched off for 1 hour the potential energy loss from the home will be 6 kW...
@derek-m I take your point that adding more variables will make the resulting model much more complicated. However, the purpose of my simpler model wa...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 6 hours ago
-
@kilgorexv, I actually think doing your own calculation...
By Mars , 6 hours ago
-
RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 20 hours ago
-
RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 1 day ago
-
RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 1 day ago
-
@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 2 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 2 days ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 2 days ago
-
RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 2 days ago
-
RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 5 days ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 5 days ago
-
RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 6 days ago
SPONSORS
