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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 14, 2025
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Topics: 17 / Replies: 2131
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Reply
RE: 14kW Midea ASHP in an old leaky building

Midea (and no doubt others) do publish this data as well, and their 14kW model can also produce more than 14kW, but only in ideal conditions, when 14k...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Question for ASHP installers: What proportion of your initial surveys/ site visits follow through to an installation?

I wrote it a bit too quickly, I should have written 'In a sane world, ASHP customers don't want to go on a journey, they want to stay at home and hav...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Question for ASHP installers: What proportion of your initial surveys/ site visits follow through to an installation?

The last time I heard mention of the customer journey was from an ASHP installer who took me on a journey to hell and back, until I fired them in Dec ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14kW Midea ASHP in an old leaky building

Another way of looking at the small differential is that it supports the idea they are the same units, the small differential is just there to make th...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Designing ASHP system using the Freedom toolkit spreadsheet

@hughf - it is definitely on the cards, but I haven't quite got to the Oscar Wilde moment yet ('either the PHE goes, or I go') as I am still a bit in ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14kW Midea ASHP in an old leaky building

@hughf - it also shows they charge £246.35 for flipping a few dip switches!

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Designing ASHP system using the Freedom toolkit spreadsheet

You may have seen the discussion on these, both in the thread I started about my installation, and elsewhere. One interesting point is that Freedom ch...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Designing ASHP system using the Freedom toolkit spreadsheet

@editor - not sure where to post this here seems as good as any other place, as this thread is about using spreadsheet calculators. FWIW, this is my m...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14kW Midea ASHP in an old leaky building

It certainly is, and interestingly, it clearly shows the model number nominal output (the number in the heat pump model name) is downright misleading....

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Designing ASHP system using the Freedom toolkit spreadsheet

Yes (its what I use). You need to do some hackery to the spreadsheet (google is your friend) and then open it in LO Calc, select all the cells in the ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Designing ASHP system using the Freedom toolkit spreadsheet

@hughf - Welcome, others more august will also welcome you soon as well. Be aware the Freedom toolkit spreadsheet is not perfect. It is good, and wa...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Worcestershire ASHP

@julianc - it will be interesting to hear what they actually do. I think the only specialist thing done during routine Midea servicing is checking the...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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