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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Jul 14, 2025
Profile Activity
Topics: 17 / Replies: 2064
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RE: How to make me regret installing a heat pump

Too right, and it gives me the absolute creeps! The idea that third parties - governments and/or corporates, and I don't know which is worse - should ...

8 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Installing a heat pump in a Grade II listed property

@toodles - that plot looks like it is a plotly plot (from the icons visible in the top right corner), which is what I use, but the legend is rather bu...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

@toodles - I am inclined to agree, but the plot of what Midea call the ambient temperature does show changes in temperature as the heat pump goes on a...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

Just an update to say @jamespa and I are still working on this, waiting for data to accumulate. In particular, we are waiting for data from an indepen...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Jokes and fun posts about heat pumps and renewables

Reminds me of one of my all time favourite real world headines after a Scottish football match:

8 months ago
Forum
Well & Truly Off The Grid
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RE: Installing a heat pump in a Grade II listed property

@judith - as @jamespa says, my Midea unit has its OAT (Midea call it 'Outdoor ambient temperature' which originally I thought meant what it said) sens...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

@jamespa - first to deal with the point I raised in @bontwoody's thread - the flow rate drops to zero at the start of the setback and stays that way u...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

@iantelescope - I'm sorry, but this is gobbledygook to me. You need to use plainer English, and explain your methods in enough details to allow others...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is my setback/preheat doing any good?

I see what you mean, interesting. It is amazing what we can learn from detailed charts.

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is my setback/preheat doing any good?

It's the initial precipitous fall in LWT that I'm curious about, blue arrow points to it here: The rest of the decline over time is what I would ...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Installing a heat pump in a Grade II listed property

This is why I mentioned epidemiological observational studies, you have no control over the variables whatsoever. The main way you deal with that nowa...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is my setback/preheat doing any good?

@bontwoody - thanks for the replies. Inline probes should be accurate, but at the same time such a precipitous drop seems most unlikely, given the...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
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