Engineered for comfort, Durastar is backed by resilient technology and will withstand the test of time and nature's elements. Providing energy efficient, value-friendly HVAC equipment for every space, Durastar creates a comfortable environment for any homeowner. Durastar mini-splits are ideal for renovations, remodels and zone-specific heating and cooling needs. Variable Speed Inverter Compressor Durastar's energy efficient inverter technology uses an electronic expansion valve and a variable speed compressor to regulate the refrigerant flow, reducing energy consumption and allowing consistent, accurate temperatures. Low Ambient Operations This outdoor unit supports cooling operations down to 5 degrees Fahrenheit and heating operations down to -13 degrees Fahrenheit. Included Base Pan Heater