Last seen: Jul 31, 2025
For me: Two full surveys (each taking 3hrs, one of which cost me £300) got to 16kW. Correcting for obvious errors in the surveys got to 10.5kW. Meas...
Ok. The key point I think you have made is that the error only occurs only during the disinfection cycle. That's getting quite deep into NIBE specif...
@matwin If you plan to commission one it might be worth checking that at least one installer will take notice of a blower test. Some can be a ...
1. I certainly did, I found two installers who would accept evidence of actual heat loss and factor it into their calculations in a way which meant th...
Many people with heat pumps heat water only to say 48 with a weekly legionella cycle (often using the immersion) taking it to 60/65. This should all ...
Good spot on the data. The physical size of the 7,kW model is different however so I don't think it's likely the 5 is entirely a SW mod of the 7, how...
Fair enough, I was just checking I hadn't missed something! Thanks for replying.
This is so important. For my money householders need to know how to balance radiators using the lsv. Why? Because, given that its unlikely that radi...
The other important point about wc is that the controller gets the signal to change what it is doing at the same time as the principal driving factor ...
Surely you can 'correct' a mildly oversized rad by turning down the lsv during the balancing process? Certainly that's what I did with my installatio...
As @ashp-bobba says there are lots of variables. My house takes 3-6hrs to change temperature by a degree. I have one room with a fancoil that respon...
Correct. However unofficial data suggests this ignores defrosts and you might have to derate by 10-20pc when it's defrosting a lot, which in fairness...
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RE: Why do we need pressurised systems?
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@jamespa that is quite important. It would be good if t...
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
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RE: Help me keep the faith with my air source heat pump installation
Great news I edited my previous post (probably af...
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RE: Double or Triple Glazed Windows?
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RE: 300 Liter Tank - Do I have to heat it all?
I agree with @morgan. You can turn down the target t...
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
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You should contact the council and report the unsatisfa...
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RE: Say hello and introduce yourself
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RE: Is this just haze or something more?
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We had our Tesla Powerwall 3 (and Gateway) installed ea...
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Indeed. With a battery its presumably the battery con...
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RE: No-code, plug-and-play monitoring for your heat pump
To update an ESP device using ESPHome in Home Assistant...
By Grantmethestrength , 4 days ago
