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Last seen: Oct 24, 2026
@derek-m @iantelescope @editor I am probably making a mistake wading into this but... Sometimes in life bad things happen, its a fact. In this ...
OK I found some prices etc. Attached a very crude comparison. In both cases I assume that the system is well set up - ie the Oil boiler actually con...
To do a fairly rough calculation isn't difficult, but of course the answer may fluctuate given the fluctuating costs of oil and electricity (particula...
No I apologise. I didn't mean to quote you I meant to quote OP (perils of working on a mobile phone!) - ie the comment was meant to help OP not as so...
Agreed. I expanded on this and related matters a bit in an earlier post of mine. You may want to re-read now the basics are done and I'm happy to an...
In a new build, which I presume this is, the supplier is reliant on what the architect tells them about the fabric, which is why I speculated that may...
I think the passivhaus standard is 10W/sq m and, if I'm right, 20W/sq m isn't impossible. I'm not for a moment suggesting the design is right, if t...
@notechknowhow if the breaker below is for the solar PV then that is a generation meter above. It's just the same as mine on a fit eligible system. ...
Daikin user manual is here and it explains how to program DHW. Check its actually programmed before you pay anyone, there may well be nothing wrong. ...
OK, so to summarise you have A heat pump Solar PV with eddie and Harvi Solar thermal A tesla powerwall You are lucky enough to have ...
Well that tells us that the Eddi works in manual mode (but may or may not work in divert mode) and your hp isn't heating water at all. So now the qu...
This does sound like a settings issue, or just possibly a diverter valve issue to me. And suspiciously it sounds like your 'maintenance check' is pro...
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Degrees of Separation
Latest Posts
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RE: New Build 3 Phase or 1Phase
Not so. 1: It's now the case that the Service Fuse wi...
By Transparent , 10 hours ago
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RE: How will removing the standing charge on gas bills benefit heat pumps?
I think it has an enormous impact on air/air users. The...
By EtchedPixels , 17 hours ago
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@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 1 day ago
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RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 1 day ago
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RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 2 days ago
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RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 2 days ago
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RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 3 days ago
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@transparent we’re still running a secure version of PH...
By Mars , 3 days ago
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RE: How quickly would you want/expect heat recovery to take from setback?
Much longer than that here. The heating isn't even on. ...
By bobflux , 4 days ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Obviously the weather is changeable but there's a defin...
By Singlespeed , 4 days ago
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RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@rob-of-york I must admit that when we had a Daikin hea...
By Toodles , 4 days ago
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RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 4 days ago
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RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
@editor I pointed out to the one of the Fuse execs that...
By dansus , 4 days ago
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RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews As well as loft insulation, there are othe...
By Rob of York , 4 days ago
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