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: Jan 5, 2026
@jamespa hmm, was thinking it was simple question with maybe not so simple answer. House newly built very well insulated. Monitoring the house at 21 a...
@derek-m suppose instantaneous as in ever over a day period to keep house at 22 from 7am to 10pm, difference between 21 and 22 for the day kwh?
for a far less knowledgeable poster like me, in plain language as a %?
does anybody have idea how much extra electricity is used from having house at 22 instead of 21. Women are cold creatures. 10%?
Probably the most important discussion in heatpump usage. Nearly all installers just put in stats and leave them turn off and on the heatpump at will...
Just last update, turns out a small number alterma2 hps left factory with room frost protection enabled when i should be disabled,enabled on older mon...
anyway ext rt was ok. Happened again this morning at 6am, only noticed which proves my point no call for heat, thermostat main a is off when this is h...
Has the system been told to refer to EXT RT ( this can be found in installer settings, System layout, Standard, Control method ) assuming your using 3...
@derek-m Sorry that's my irish way, i mean its unlikely coming on because i have only 1 dhw schedule? I tried equilibrium adjustment at daytime and 11...
Hardly coming on because im only using 1 dhw schdeule now? I took off reheat.
Good Morning A sensor out of range could cause this but also the unit does like to use the BUH if the outdoor is close to the time out range in DHW...
@derek-m set back few weeks ago, maybe 3. January was pretty cold too around here.
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
Absolutely spot on IMHO. Anytime someone posts here ...
By JamesPa , 33 minutes ago
-
I'm not sure why you would want to make it more difficu...
By JamesPa , 1 hour ago
-
Hmm, not so sure personally about the title. Who is it...
By JamesPa , 2 hours ago
-
RE: Mitsubishi Ecodan FTC6 settings
I was just replying when i saw your edit drop in! 🙂 ...
By F1p , 3 hours ago
-
RE: Wood burner with ASHP - direct air?
@lucia FWIW installed a woodburner some years ago. ...
By JamesPa , 5 hours ago
-
RE: Who's your electricity provider and what's your tariff?
@toodles I invested on Miele a pair of frodge frozor wh...
By AgentGeorge , 20 hours ago
-
RE: Flushing system, cleaning and inhibitor
Flush and fill all complete. Octopus kindly gave us a...
By Old_Scientist , 20 hours ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
I think I saw a diagram for an exhaust air dhw tank wit...
By JamesPa , 2 days ago
-
RE: Indevolt Batteries UK Support & Info Thread
Thanks, however that's an answer to a subtly different ...
By JamesPa , 4 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Such elegant symmetry. look at my lumpy bag of...
By Papahuhu , 5 days 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 , 5 days ago
-
I don't notice mine defrosting, and most of the time Im...
By JamesPa , 6 days ago
SPONSORS
