Last seen: Sep 19, 2025
We've only had our solar since last June, but so far for me it's been very accurate and within the published standard deviation each month. Yes, ...
Same here @jamespa - we have a 12kW Samsung ASHP, solar and are currently considering adding a Tesla PW3, but no way do the numbers stack up financial...
Yes, that sounds correct. I would say try both options and see which works best for you. I wouldn't aim too low though, if you already know 34C is re...
Congratulations @toodles, that's a fantastic result. Well done! I know I would have loved the opportunity to visit a heat pump installation before c...
I think the issue is that MCS recommends 23C for bathrooms, which requires large emitters, and as mentioned above most towel rails simply do not emit ...
Besides the TOU tariff issues, where we may save usage at one rate and then use more in recovery at a cheaper rate, I find an overnight setback is mos...
There was a recent thread over on the openenergymonitor forum discussing the issue of Vaillant 7kW unit not being able to deliver anywhere near 7kW (s...
It might do, try it and see? As the majority of your usage is showering, where the hot water will be blended down to ~38C, heating it hotter should ...
Estimating COP for DHW is complicated by the fact that the flow temperate is not constant, but rises steadily over the heating cycle. Manufacturers ...
In the summer you can see another problem, where the pumps will run after 24h of inactivity to prevent pump seizure. This can be a pain if you have a ...
Yes, I already run in the Samsung equivalent Quiet Mode for DHW, which limits output to around 70% and which is more efficient. Now I'm looking at t...
Latest Posts
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Which temperature sensor for a Steibel buffer and Ecodan?
My installer configured our Ecodan 14kW system with a 1...
By downfield , 2 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Thanks- interesting and useful observations and I did n...
By benson , 4 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa yes I guess. But surely not everyone is buying...
By AdamK , 7 hours ago
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RE: Big Changes Coming to Our Heat Pump System
General Ignorance, the universal enemy in so many ways!
By JamesPa , 8 hours ago
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RE: Preparing for 2nd winter in new build house.
Yuch! So that's basically just an on/off control. I...
By Transparent , 10 hours ago
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Good day everyone. I'm new here and have a few question...
By Edin67 , 14 hours ago
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RE: Boxt Heat Pump Installation Experience
Welcome to the forums. Was there any formal in-person...
By Mars , 16 hours ago
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RE: Say hello and introduce yourself
@transparent Morning. Just put a lengthy post on the AS...
By sbm74 , 16 hours ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 1 day ago
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
By Abernyte , 1 day ago
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RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 2 days ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 2 days ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 3 days ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 3 days ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 3 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 4 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 4 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 4 days ago
