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Last seen: Jun 15, 2026
There are two definitions of sufficient volume. The first is sufficient for defrost which is the min system volume manufacturers quite, typically aro...
Yes but... all you will get is another exercise in GIGO theory with the same variability as the original. It then becomes the view if one installer v...
Ok so that seems to be the key point namely only mcs can certify installations. Here is an extract from the text of the government response which ap...
Er that isn't quite true or at least not what the legislation says. The legislation specifically calls up conformance to mcs020a as a requirement fo...
That's a helpful reply thanks. You may be able to rule out an undersized heat pump by turning up the LWT when it's coldest. If that fixes it then un...
I agree, but at the same time it's encumbant on homeowners to keep documentation supplied in case of a later claim. I'm not sure it's right to expect...
Just to say I do agree with @editor and @majordennisbloodnok that specifying one model and supplying another is unacceptable but personally I wouldn't...
Welcome to the forum. Can I ask a few basic questions to help diagnose. Aside from 'my scop isn't great' what exact problem are you experiencing ...
You are very probably right, but it's still just possible there is a longer game here equivalent to what's happened to PD rules as explained in my pos...
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Degrees of Separation
Latest Posts
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Is that correct? I was under the impression that some A...
By Majordennisbloodnok , 20 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I didn't know about those, they look like good pieces o...
By JamesPa , 1 hour ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 1 hour ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 2 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 2 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 2 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 3 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 4 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 6 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 18 hours ago
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RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 19 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago
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