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Last seen: Feb 6, 2026
@amanda1 The red cylinder looks like an expansion tank, which will probably be on the central heating/hot water circuit. The CH/HW circuit will probab...
There appears to be very little in the report regarding HVO/biofuels, given that the aim is to remove, in particular, oil boilers and discourage repla...
If I’m reading the report correctly, the aim is for decarbonisation by 2050 and the report recognises that new oil boilers in particular could have a ...
The starting point is vegetable oil and hydrogen plus a lot of heat energy. So i think that it could only be considered carbon neutral if the hydrogen...
Probably the way I phrased the question, I have found WPD helpful in the past also. Some of the fog is clearing a bit, if I understand correctly. I ...
@batalto, thanks again. Just out of interest I asked my DNO (Western Power), how they would treat this size installation. The website has some informa...
@timh Sorry, I didn’t mean to imply that the supply should be sized by the typical power requirements. I’m aware that there will be a large start up...
@batalto Thanks for the explanation. I’m also in the early stages of looking at ASHP sizing and expect a largish unit, similar to @timh. I am findin...
@timh How is the 75A requirement derived? I wouldn’t have expected this, more like say 25A under load for 6kW of electrical power, COP of 3. A quick...
Kev, I found these useful: I’ve located it near the recently approved Pyworthy solar farm, but you can move the location, zoom in, etc. Select sm...
@mattengineer Sorry, been away for a few days, thanks for the update. Not made any progress recently. We are trying to get an extension built on t...
@derek-m Indeed, Hydro refers to water, but according to this, hydroprocessing refers to a process using hydrogen in a two stage process: hydrotreat...
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Latest Posts
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@majordennisbloodnok @jamespa I stand corrected, A2A...
By Batpred , 27 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 , 3 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 3 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 3 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 4 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 , 4 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 5 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 , 8 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 19 hours ago
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RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 21 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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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago



