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Last seen: May 21, 2026
@robs Do you need IAT for this to work? Don’t currently have it in OEM but could add it. I could just assume 20 Deg as that is what I have the Mist...
@robs Thanks I will have a look can’t believe how good OEM has become - I used to work with Industrial controls and most SCADA systems costing 10...
@goodbyegas Hi Fellow Ecodan owner here. Looking at your MelPump data if I read it correctly it looks like your heatpump is heating the two zones...
@cathoderay yes you can download data from OEM as a csv file. Suggestion about using an electric heater was more about getting a better handle on...
@cathoderay thanks for the SPAB link - very interesting - a lot to digest. Interesting points for me 1. The methodology of heat flux measurement. ...
Just a bit more context/personal experience on the importance of air tightness - Our previous property was also a G2 listed stone cottage (gluten for ...
@cathoderay To be fair - the 28kw was coming from an initial enquiry where the company concerned looked up the EPC for the property - on this basis th...
@cathoderay Thanks for your detailed reply - and also for your input over the years - as I say this resource is invaluable. Fully echo everything yo...
The original underground pipework to the heat-pump was only 28mm plastic laid in land drain pipe which was certainly too small for a 14Kw unit - In f...
New 32mm MLCP pipe - pre-insulated
Most of the bits I removed - the two pumps alone accounted for a continuous 0.14Kw of power consumption.
Here is the trend from today - It is much milder and the heat pump is ticking over at near its minimum output - If it gets much milder it will probabl...
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Degrees of Separation
Latest Posts
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RE: Heat pump installation quotations
That will be absolutely murdering your energy efficienc...
By EtchedPixels , 5 hours ago
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RE: Harvest Thermal - ASHP with a smart thermal battery
The cooling side works much better if you can figure ou...
By EtchedPixels , 5 hours ago
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Floor standing brackets for K3 rads
My neighbour is a plumber and said I would need to fit ...
By Singlespeed , 5 hours ago
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After an intense recode, I’m pleased to announce that w...
By Mars , 5 hours ago
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Why do you want to maintain a specific deltaT? The out...
By JamesPa , 7 hours ago
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Hopefully this will answer your question. To...
By ASHP-BOBBA , 8 hours ago
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RE: Help me keep the faith with my air source heat pump installation
I would be interested to find out if others do this and...
By ASHP-BOBBA , 8 hours ago
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Don't you dare. You just carry on as you are; as @batpr...
By Majordennisbloodnok , 10 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@ragtime27 some rooms in our house only have one place ...
By Judith , 10 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 13 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 14 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 , 14 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 , 18 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 2 days ago
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