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Last seen: Oct 1, 2025
hmm interesting to know that you need to be logged in / signed up as an installer. I will have to remember that as I'm tempted to go down the Solar PV...
To report back on progress, I've had a good go with the V3.3. Freedom spreadsheet but get overall losses in the 11.5 kW to 14kW (70 - 90 W/m3) region ...
@bontwoody I'll be interested in hearing how easy it ends up being to set up the TOU to best use the tariff(s), a shame it wasn't enabled for you to s...
Thanks, I'll check it out. You mentioned you went with the Vaillant in the end as best fit. What criteria was this based on (out of interest)?
I think the lack of available HSE guidance other than that aimed primarily at commercial installations with a high likelihood of large, low turnover, ...
@abernyte Thanks, I've drawn out my house schematic (and associated rad list) and started a few initial measurements. I was going to start with the Fr...
@jamespa Thank you for the thorough reply, glad to hear they are a serious contender. They certainly seem to be a frequently installed model. Scrollin...
Obviously (as this thread proves) system design, installation and commissioning are massive factors in getting a usable heating system. Are there a...
Thanks for all the warm welcomes. @editor I think you’re right, best for me to start a specific thread relating to my ‘project’ @toodles – I believe...
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Latest Posts
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Harvest Thermal - ASHP with a smart thermal battery
I thought people here might find this interesting, even...
By springswood , 14 minutes ago
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RE: Heat pump installation quotations
@batpred The only draughty place is in the living ro...
By sttpd1917 , 34 minutes ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 50 minutes ago
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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 , 55 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I didn't know about those, they look like good pieces o...
By JamesPa , 4 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 4 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 5 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 5 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 5 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 6 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 6 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 9 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
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