Lennox’s new extreme cold heat pump operates at as low as -20F

Lennox Residential HVAC has launched an extreme cold climate heat pump that warms a house with low global warming potential (GWP) refrigerant in temperatures as low as -20F.

Lennox Residential HVAC has launched an extreme cold climate heat pump that warms a house with low global warming potential (GWP) refrigerant in temperatures as low as -20F.
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