Last seen: Sep 18, 2025
@jamespa is really the expert because he has actually fitted and used them, but I found a Mitsubishi I-life Slim 170 Fan Assisted Radiator fan coil wi...
@lakey - very roughly, when going from boiler to heat pump flow temperatures, you need to double the effective area of the radiator to get the same ou...
I certainly had wall space constraints, which I mostly dealt with by using K3 rads in place of previous K2 rads. The individual room heat losses were ...
@lakey - welcome to the forum. An interesting question. I suspect (interested to hear others thoughts) in theory possibly, in practice rather diffic...
Neither do I. There are countless examples across many disciplines of received wisdom turning out to be received nonsense. Putting aside defrost cyc...
@cathyem1 - this isn't exactly beginner's level stuff, but it may nonetheless help you get your head around some of this. This is my system running on...
As I said before, this doesn't really stack up. You either: (1) run with weather compensation (curve 9) in which case you can't set the LWT directly...
@cathyem1 - those settings are a good enough staring point for a radiator system (no underfloor heating), which is I think what you have. What they me...
Latest Posts
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RE: Big Changes Coming to Our Heat Pump System
Me too, but still some people look at me as if I'm mad....
By JamesPa , 17 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
yes but they are presumably insulated over the clips (u...
By JamesPa , 24 minutes ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 48 minutes ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
This is the sort of thing I mean. I've added the T1S va...
By benson , 1 hour 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 , 8 hours 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 , 12 hours ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 15 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 , 2 days ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 2 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 , 2 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 , 3 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 , 3 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 , 3 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 3 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 , 3 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 4 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 4 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 , 4 days ago
