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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RE: Setback savings - fact or fiction?
Monty Python may have asked 'what have the Romans ever ...
By cathodeRay , 46 minutes ago
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RE: Rate the quality of your heat pump design and installation
I had avoided answering the poll for this reason, as th...
By Sheriff Fatman , 50 minutes ago
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RE: Knock on effective of balancing radiators
Decorators caps, not screwed down (they can actually be...
By JamesPa , 1 hour ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
@jamespa Thanks James, historically the rooms on the...
By sjc123456789 , 2 hours ago
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RE: Homely setup on daikin heat pump
@craigh Hello, I had best explain how my Homely control...
By Toodles , 2 hours ago
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@travellingwave Just to add to what @mars has said, j...
By JamesPa , 2 hours ago
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The road to upgrading to the latest CU standard is ofte...
By Batpred , 14 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
@benson thanks a lot.
By Tasos , 15 hours ago
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RE: Electricity price predictions
I'm not so sure that the rest of society values a maths...
By JamesPa , 16 hours ago
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RE: Say hello and introduce yourself
Thanks a lot GC61 - I'll open a separate thread in due ...
By Kev1964-IRL , 18 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@falesh having a house of similar age the two issues I ...
By Terry1812 , 18 hours ago
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RE: Our Experience installing a heat pump into a Grade 2 Listed stone house
Remember that the house continues to lose energy when t...
By JamesPa , 19 hours ago
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RE: Renewables & Heat Pumps in the News
@editor I'd missed that, and it's a very good response ...
By Sheriff Fatman , 22 hours ago
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There has been quite a bit of discussion (mostly on OEM...
By MartinRobinson , 23 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@af1 My EPC rating jumped from E to C after installatio...
By dr_dongle , 1 day ago
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RE: A Smarter Smart Controller from Homely?
@odd_lion the minimum MCS requirement is 2.8. I don't...
By benson , 1 day ago
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RE: Advice on potential HW Cylinder size
I think the comment about heating from cold is quicker ...
By sjcsystems , 2 days ago
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RE: Ideal HP290 14kW ASHP - how to optimise
Hi You can get a stethoscope for less than 10€ on Ama...
By bobflux , 2 days ago
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RE: Struggling to get CoP above 3 with 6 kw Ecodan ASHP
Your DT is to low, you do not have enough heat exchange...
By ASHP-BOBBA , 2 days ago
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RE: What determines the SOC of a battery?
I am aware. But is your chart direct from a Pace BMS ap...
By Batpred , 2 days ago
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RE: Call for heat on open loop weather comp system
I don't know Grant system but most ASHP are very simila...
By ASHP-BOBBA , 2 days ago
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@painter26 — good idea. Please do let us know what he s...
By cathodeRay , 2 days ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
Yes, but I need to reopen the battery box.. I just noti...
By Batpred , 2 days ago

