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Last seen: Mar 11, 2026
@bash similar here, it cost me 33p yesterday to use 4.8kw so no point in switching off yet as it is so cheap.
I think the main reason a2w is more popular in the uk is the grant. Long term, I think air to air will be more common, when the grant is removed for a...
Some Initial Heating Data - Up to 22nd November The last week or so was the first real cold snap so a good test of how the heat pump performs in co...
Can you separate out the scop data between hot water and heating? I.e. is the hot water more efficient than the heating? Also did the £20,000 incl...
I am on Octopus Intelligent @ 6.67p on the overnight rate. I have 18.8kw batteries (no solar) so will be interesting to see how much of my winter usag...
@ashfp Mine does have a buffer tank. That was my experience that they have a contractor who does not do the detailed design of the system but liaises ...
@toodles Fun fact the free electricity session is technically not (quite) free (but very low cost) as the Vat on the energy is not reclaimed - effecti...
@editor Thanks Mars, there was a limited in person commissioning by the installer, then a more detailed run through over the phone with Andy from Boxt...
I had my vaillant arotherm plus 5kw installed by boxt end of March. Cost was £3399 with a £2000 cashback from barclays so will be £1399 total. I pai...
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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 , 17 minutes ago
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RE: Heat pump installation quotations
@batpred The only draughty place is in the living ro...
By sttpd1917 , 37 minutes ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 53 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 , 58 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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