Sub-Zero Heat Pump Performance
![A thermometer showing a reading of -25 degrees Fahrenheit.](https://www.efficiencymaine.com/docs/cold-snap.jpg)
During the first weekend of February 2023, Maine experienced some of the coldest temperatures in more than 50 years, some as low as -60 °F. Heat pump owners wondered: Will my heat pump keep me warm?
During the first weekend of February 2023, Maine experienced some of the coldest temperatures in more than 50 years, some as low as -60 °F. Heat pump owners wondered: Will my heat pump keep me warm?