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Last seen: Oct 24, 2026
@kev-m, @mjr, @mookyfoo, @derek-m - thank you all for your comments. I did do the setback over Sunday to Monday night (to 16 degrees on the kitchen ro...
My hope, if I ever need to do this, is that it will increase energy use and so costs (obvs, 14 => 16kW), but it should not adversely affect COP (mo...
In the meantime, I've tracked this down, it is the so called radiator exponent n equation, which is used by rad manufacturers to calculate their corre...
I'm putting this here because it is in effect a continuation of this thread. For the past week, I have been fine tuning my heating always on weather...
I had a number of installers take similar positions. They are jobsworths, hiding behind regulations. Solution? Fire them.
It's a minefield. In fact the whole thing is a minefield. As I have said before I prefer using a correction factor, ie you down rate the rads outpu...
As it happens, I have been a fairly close eye on things for the last week. First up, context. Three bed leaky old building in Southern England. Hour...
I wonder if this is something we don't give enough consideration to. I too have noticed my heating takes a very long time to reach temp, sometimes mea...
@alistairgbarron - I had similar painful hoops to jump through, and had the additional constraints caused by a small listed building, the listing limi...
I had a few installer quotes based on the MCS software. They didn't get the job. Good that you are double checking things, typos are easy to do.
@alistairgbarron - sorry, I see now that you are already well ahead of the game on the calculations. I also got a bit confused by the thread/post re-a...
Then the next even more interesting question might be: "Would you still have installed a heat pump if you hadn't been bribed sorry 'incentivised'?" Th...
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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 , 7 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 , 14 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 , 3 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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