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Mars
@editor
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Illustrious Member
Joined: Feb 11, 2021
Last seen: Jun 21, 2025
Profile Activity
Topics: 296 / Replies: 2995
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RE: Measuring your COP

@grahamh, and therein lies the biggest issue for me with the ASHP industry. Running costs don't correlate with the heat they produce (and the manufact...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Real world COP vs. manufacturer claim

Our lifetime COP is 2.7 and the published COP of our 18kW Global Energy Systems heat pump is supposed to be 3.46 at 45C flow temperature.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Real world COP vs. manufacturer claim
3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 12
Views: 3663
Reply
RE: Measuring your COP

Here’s some food for thought. How many distribution pumps do you have connected to your heat pump system at the moment and do you know how much pow...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Does your heat pump calculate and provide you with a COP figure?

So far, everyone has to jump through hoops to get the COP. Crazy.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@cathoderay, thanks for starting this useful thread. This just reaffirms my thoughts about heat pumps – they are ridiculously overcomplicated in som...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

@marvinator80, welcome to the forums and we look forward to hearing all about your system when it's installed. Please feel free to start a new thread ...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Write a heat pump review

We’d like to thank David for writing this great review of his new Panasonic Aquarea 16kW ASHP:/p> If you’d like to have a review published, please f...

3 years ago
Forum
Introductions, Forum Rules & Updates
Topic
Does your heat pump calculate and provide you with a COP figure?
3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 38
Views: 11241
Reply
RE: Heating theory doesn’t match reality

@drdp, I’m not sure why it would be doing that. Maybe @heacol can shed some light.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Another should I or shouldn't I.

@kundk and @aj_ok did you finally go with Greener Living for your respective installations?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Buffer tank required? Samsung 12kW heat pump

@cathoderay, who installed your system?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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