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
@derek-m Yes i have meter for heat pump in fuse box and smart meter outdoors, they pretty similar for past hour usage. No nothing else that would use ...
Thanks lads, house stays warm when up to temp so dont think i have massive heatloss. Attached is ber cert i got for house, think heat loss calc is in ...
With last week of heating, if my daikin is correct im getting cop of 6, which is Great, however im using 2kwh per hour usage or close to it, this is l...
coming to conclusion after talking to hydros too, you cannot run hps at lwt less than 27 in my house anyway. Currently running at 28deg desired, no cy...
Just went into installer, can see compressor starts so far 98 in october, might monitor that tomorrow actually and see how man per hour. Also saw sett...
He didnt quite say but he said he couldn't run low lwt when temps above 8, probably same as me by sounds of things. You suggested running on stats and...
@derek-m I will do tomorrow when herself gone to work, she thinks im having an affair with the hp at this stage. Not sure where i can find compressor...
Looks like a user called hydros was having same issue few years back. Seems at temps above 8 degree you cant have low lwt without excessive cycling.
@derek-m Do you mean compressor stopping and starting? Just keeping an eye on compressor seems to be on for 10 off for 10 approximates. House is 242sq...
flow is stopped also, presume due to delta t being too low. In my situation its never that lwt is getting too high, at most usually 1deg above desired...
When rwt is same or slightly higher then lwt, does that mean floor/house has taken as much energy out of water as possible? Iv set curve lowest so fa...
@rod think lowest i got to was 26@10deg outside. In colder weather will try bit lower, still a lot lower then installer had it originally set to. Appr...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Heat pump installation quotations
That will be absolutely murdering your energy efficienc...
By EtchedPixels , 6 hours ago
-
RE: Harvest Thermal - ASHP with a smart thermal battery
The cooling side works much better if you can figure ou...
By EtchedPixels , 6 hours ago
-
Floor standing brackets for K3 rads
My neighbour is a plumber and said I would need to fit ...
By Singlespeed , 7 hours ago
-
After an intense recode, I’m pleased to announce that w...
By Mars , 7 hours ago
-
Why do you want to maintain a specific deltaT? The out...
By JamesPa , 9 hours ago
-
Hopefully this will answer your question. To...
By ASHP-BOBBA , 9 hours ago
-
RE: Help me keep the faith with my air source heat pump installation
I would be interested to find out if others do this and...
By ASHP-BOBBA , 9 hours ago
-
Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 11 hours ago
-
RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@ragtime27 some rooms in our house only have one place ...
By Judith , 11 hours ago
-
RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 15 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 15 hours ago
-
RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 16 hours ago
-
RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 19 hours ago
-
RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 2 days ago
SPONSORS
