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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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Degrees of Separation
Latest Posts
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@jamespa Also this coming winter I am going to run my c...
By kilgorexv , 6 hours ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 10 hours ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 10 hours ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 18 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 18 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 20 hours ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 1 day ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 4 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 4 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 5 days ago
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RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 5 days ago
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RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 6 days ago
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