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: Oct 27, 2025
Ah helpful thanks . It’s the EDLA08E2V3 so yes I think that’s in the graph
Hi all- thanks for all the excellent advice so far. Quick question, if octopus is correct about my heat losses (6.4kw) will the 8kw daikin big enou...
@ivanopinion you know what - maybe I did pay a deposit! I can’t remember now, I’ll check.
@squeakysim actually none ! octopus and Aira do it for free. the last one was via a friend . In some ways paying for a properly independent view (say...
So I've been discussing with the local company a bit more. Both their MCS sheert and Aira heat losses agree on the same heating per year expressed i...
Just to add a bit of my experience with Aira. Their sales team is quite slick and very efficient. Within 1 week I had quote at a good price, and ano...
There's definitely some bull, but octopus did not cover themselves in glory either: it took 10 months and 2 surveys to even get to this stage, and at ...
It's all confusing. He tells me he's beholden by MCS calculations to get the grant, which he knows are too conservative as for instance my MVHR isn't ...
So I did my own HTC using 30 days Jan/Feb including the cold snap and it comes avg 3.3KW heat losses. That's even lower than the surveys . Even if I a...
@judith thanks did you install a 7kw and is it working as expected?
@bontwoody ooh that’s a great one thanks. Lots of geeky things to dig into
I did a review of the assumptions of the heat losses and a decent part of it is down to design temp, for Octopus and Aira they use 19 for hallways and...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Harvest Thermal - ASHP with a smart thermal battery
As its using ToU tarrifs then its totally believable so...
By JamesPa , 7 minutes ago
-
Why do you want to maintain a specific deltaT? The out...
By JamesPa , 22 minutes ago
-
RE: Heat pump installation quotations
@batpred Excellent, thank you very much!
By sttpd1917 , 52 minutes ago
-
Hopefully this will answer your question. To...
By ASHP-BOBBA , 53 minutes 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 , 1 hour ago
-
Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 3 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 , 3 hours ago
-
@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 6 hours ago
-
RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 7 hours ago
-
RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 7 hours ago
-
RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 8 hours ago
-
RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 11 hours ago
-
RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
-
RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
SPONSORS
