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Last seen: Mar 18, 2026
@derek-m It's interesting what you say. We didn't understand how Octopus deals with exports when we signed up. We signed up with them because they p...
@transparent The borehole pump is a Rovatti 4ES8 - it is a .75 kW, 2A 3-phase. The circulating pump that I mentioned, Grundfos, is single phase. We...
@heacol Sorry, I made a mistake. My husband told me that he doesn't use high pressure - he backflushes (we had valves installed for that purpose).
Hi Derek, That's an interesting idea that we haven't entertained, and might have entertained if we were at the initial stages again. The question of...
@heacol We have no extraction licence as our extraction is below 20 cubic metres per day (we have the calculations of how much we use for heating and ...
Very good. I just sent the Hythe group an email saying we want to participate in discussions - although it would be much better if you could get here!...
Very instructive - we have 100 solar panels and no storage capacity so will be very interested in these discussions! The drilling companies were bot...
You are brill! Didn't know I had a Building Control Application for the GSH system! I have the DNO and the electrical test certificate, the HW Commiss...
@transparent @transparent We have no idea about Building Control - we didn't know they should have been informed about the GSHP system installation a...
We thoroughly investigated filters that might be installed to remove the clay particles from the water before the pump and heat exchanger. Unfortunate...
We have an open loop system that involves a borehole pump, a buffer tank, a pipe run to a plant room, a variable speed pump, and a plate heat exchange...
@mjr If Vaillant didn't have these parts in Germany I would agree. But they are apparently widely available across the EU, with distributors often off...
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Degrees of Separation
Latest Posts
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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 , 3 minutes ago
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RE: Heat pump installation quotations
I ran a quick check using This is what it says: Ba...
By Batpred , 16 minutes ago
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Harvest Thermal - ASHP with a smart thermal battery
I thought people here might find this interesting, even...
By springswood , 1 hour ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 2 hours 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 , 2 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 5 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 6 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 6 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 6 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 , 7 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 7 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 , 10 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 ...
By Majordennisbloodnok , 1 day ago
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