Last seen: Sep 15, 2025
@grahamh - its a very impressive spreadsheet, how you managed to keep on top of all those lookup formulas is beyond me. I did wonder if gh was you, bu...
Apologies in advance - this is a very long post... @derek-m - you are of course right, as I feared you would be. The rad sizing was based on the hig...
Hi @derek-m I agree the heat loss needs reducing as it is high, and there is scope for lowering it, even within the listed building constraints eg d...
Hi @derek-m I was also hoping you would see my post and have something to say, as I have seen some of your other posts, and the impressive work you ...
I was hoping you might see my post, and, having read many of your posts, dared to hope you might reply, as you have written much interesting stuff, he...
Latest Posts
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RE: Testing new controls/monitoring for Midea Clone ASHP
@jamespa - I think the key thing is the current (as in ...
By cathodeRay , 19 minutes 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 , 1 hour 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 , 1 hour ago
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So after asking the technical department for an update ...
By bontwoody , 1 hour ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 hours 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 , 5 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@jamespa The dormitories at my boarding school (in Exet...
By Toodles , 8 hours ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 23 hours ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 1 day ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I hear you on the locality issue @transparent, and I ag...
By Scalextrix , 1 day 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 , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 1 day 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 , 3 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 3 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 4 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 4 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 4 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 4 days ago
