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batalto
@batalto
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Joined: Apr 9, 2021
Last seen: Jul 4, 2025
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Topics: 24 / Replies: 1067
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RE: Ecodan QUHZ - the only ASHP which thrives on high delta-T?

@chickenbig my upstairs is microbore and I have no issues. The person who told you that is full of crap.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Need help explaining how my ASHP heats home vs. water

@enc to answer your questions Most ASHP have a minimum flow temperature - just keep going down and eventually it'll stop letting you adjust. Its p...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Need help explaining how my ASHP heats home vs. water

@enc you've got a couple of options. You can lower the temps, or push out the lower boundary e.g. from -3 to -5. You're then just lengthening the slop...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Wind turbines and planning

@transparent these guys had a fun DIY crack at a low head turbine.

3 years ago
Forum
Wind Generation
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RE: Need help explaining how my ASHP heats home vs. water

@enc it depends on your settings. What you should find is that the house is warmer, but you use less power. It takes less energy to heat to 40 degrees...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Observation about radiators and weather compensation

@cathoderay this is my W/m2 for the house - if that helps you could compare it to your own given you can easily work out (if you dont already know) th...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Observation about radiators and weather compensation

@cathoderay for comparison of systems I personally prefer the W/m2 measurement. As that removes the size factor and gives you a standardised way of co...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Observation about radiators and weather compensation

@cathoderay I'm not sure what "R" is. But it's just a Google sheet. You can see it in my signature if you want to make your own copy and fill in your ...

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

@cathoderay well they told me I could take it out. So hey ho. If I ever had a big problem it's got ball valves in place, I can just pop the whole thin...

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

@cathoderay to be fair, I was pretty ignorant lol. It's only through self learning that I understand. I imagine most consumers wouldn't bother to unde...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Observation about radiators and weather compensation

@cathoderay in that graph the Y axis is power used. Below the line is better. Once I have more data I'll also plot a trend line

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

@cathoderay in fairness to freedom, they are B2B not B2C. They assume (I think correctly) that most installers don't actually understand what they are...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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