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Last seen: Oct 23, 2026
Rads are actually pretty cheap, however, funny you should ask as only a couple of days ago i knocked up a quick spreadsheet to work out the business c...
This seems like a classic case of somebody who didn't know what they were doing installing a buffer with complete mixing, which is almost certainly wh...
Perhaps I should have said that many boilers can do WC but, to the best of my understanding, few systems in the UK are set up to take advantage of the...
Many gas boilers do or can support WC. However the way we do dhw means that you may have to jump hoops to implement it. A friend of mine has employ...
Yup pretty much. My boiler does actually condense so its just possible that the efficiency exceeds 100%. Hence choosing the 7kW Vaillant which does...
So we can look at the scatter on some more experimental data, here is a plot for my gas fired system. It shows average daily power (ie daily gas cons...
A bit of a moot point as this is now into hand waving territory, but I had in mind +/-10%. Thinking at the next level of detail, if I had a determin...
All agreed except possibly the last sentence. I don't think its as simple as a constant lag because the fabric isnt monolithic. However certainly I ...
Its a very good question and one I pose above. As I say above it does depend on the actual circumstance and what design decisions may be triggered/de...
The elevator reached the level at which I had to get out, so I missed my opportunity to impress the CEO.
OK so I have been giving some thought to a possible gold standard test that can be performed on a house outside a controlled environment. It co...
Scrap them entirely would be my vote. Let those in the industry that deliver for their customers rise naturally, and those that rely on MCS to cover ...
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Degrees of Separation
Latest Posts
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RE: How will removing the standing charge on gas bills benefit heat pumps?
I'm not sure it makes much of a difference to heat-pump...
By Temperature_Gradient , 2 hours ago
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@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 3 hours 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 , 4 hours ago
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RE: New Build 3 Phase or 1Phase
We are on three phase power because it's an enormous li...
By EtchedPixels , 5 hours 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 , 13 hours 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 , 21 hours ago
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RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 2 days ago
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@transparent we’re still running a secure version of PH...
By Mars , 2 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 , 2 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 , 2 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 , 2 days ago
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RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 2 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 , 2 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 , 2 days ago
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