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David I
@david-i
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Joined: Feb 16, 2024
Last seen: Feb 19, 2024
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Topics: 0 / Replies: 4
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RE: Are antifreeze valves essential for a glycol free ASHP system?

@heacol Thank you for the explanation, you’re absolutely correct, it’s not a phenomenon I’ve encountered, thanks again. Your experience is invaluable...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Are antifreeze valves essential for a glycol free ASHP system?

@editor My criteria would be more system volume (how much would be needed (whole system fill or only to a internal plate), exposure (wind chill, geogr...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pumps and home insurance. Are you insured?

Really interesting question and when I heard of a couple of manufacturers requesting no anti-freeze protection I wrote and asked them about warranty, ...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Are antifreeze valves essential for a glycol free ASHP system?

@abernyte Difficult to get specific figures but I work on Water 4.184kj/kg.K. Monopropylene glycol 3.884kj/kg.K (@30%) Monoethylene glycol 3.71...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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