3 ms·
-22F / -30C capable heat pumps already exist, e.g.: * https://www.spacepak.com/solstice-inverter-extreme https://www.spacepak.com/solstice-inverter-extreme
by throw0101c 4y ago
-22F / -30C capable heat pumps already exist, e.g.:
* https://www.spacepak.com/solstice-inverter-extreme https://www.spacepak.com/solstice-inverter-extreme
- timbit42 4y agoAre these using resistive heating when it gets too cold for the heat pump to run, or are these heat pumps actually efficient down to -22F/-30C?
- throw0101c 4y agoAFAICT, they're using the heat pumps all the way down.