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XorNottoday at 12:49 PM1 replyview on HN

I have a heat pump hot water unit in Australia - Sanden: https://www.sanden-hot-water.com.au/

CO2 refrigerant as well.


Replies

masterjtoday at 1:27 PM

I have this one in Canada. Works well!

But having water leave the building envelope is a bit scary on very cold days. There are heat traces and freeze valves so it should be fine, but I do worry about power outages during cold snaps