Last seen: Sep 17, 2025
Er isn't that just like any thermostat, but with a (possibly synthesised) small hysteresis. Why does having a shorter cycle time make a boiler more e...
Er isn't that just like any thermostat, but with a (possibly synthesised) small hysteresis. Why does having a shorter cycle time make a boiler more e...
Octopus may be relying on their tarifs to compensate for any 'loss' in efficiency. The risk of course is that tariffs change, and unless there are gu...
On the basis of that attitude I wouldn't trust your installer! In order of decreasing trust I personally go for Logic based on sound facts Mysel...
Interesting. A triple dip might well extend the range of houses for which batch heating (with an oversized pump run at a higher than optimum temperat...
As others have said the foundation issue is debatable. You don't actually say whether the installer fitted the slabs initially or whether they were p...
@toodles blood is an autocorruption of blip!
My solar diverter achieves zero export plus/minus about 80W. I imagine that any other technology, eg a battery or car charge controller, relying on m...
Nothing wrong in my view with high temperature heat pumps provided you don't run them at high temperature, at least for the space heating. In realit...
In most cases you are correct, they reduce efficiency. However fitters think they reduce call outs and in some circumstances they are correct. From ...
I understand the risk, but unless you compel all heat pumps to be 16kW plus, the possibility of undersizing to save capital cost is always present. T...
SCOP at 35 is quoted as 3.98, but from posts here and elsewhere I have the impression that Octopus are targeting conventional retrofits, so 35 may be ...
Latest Posts
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RE: Help me keep the faith with my air source heat pump installation
who do i contact about getting stuff sorted when the in...
By AdamK , 36 minutes ago
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RE: Powerwall 3 or Myenergi or something else?
Having had a chance to test this now, I can confirm tha...
By Old_Scientist , 1 hour ago
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Mitsu PAR-WT60R Wireless Controller - options
I hope I have satisfactorily installed the above wirele...
By DavidAlgarve , 1 hour ago
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WC curve best discovered by experiment anyway as any lo...
By JamesPa , 6 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 23 hours 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 , 1 day ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 1 day 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 , 1 day 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 , 1 day ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
By cathodeRay , 1 day ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 1 day 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 , 2 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 , 2 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 3 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 3 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 3 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 5 days ago
