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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: Heat loss calculators and spread sheets

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 ...

5 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Heat loss calculators and spread sheets

@lakey - welcome to the forum. An interesting question. I suspect (interested to hear others thoughts) in theory possibly, in practice rather diffic...

5 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Neither do I. There are countless examples across many disciplines of received wisdom turning out to be received nonsense. Putting aside defrost cyc...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

@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...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

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...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

@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...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

No problem. Curve 9 as you know is the custom curve, the one you want to be on. This doesn't quite make sense. You are either: (1) on a fixed f...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Yes, I can see an advantage in that. But it does come at a cost of understanding, which of course isn't essential, who of us understands how our cars ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
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