NATE is a big part of how the industry trains technicians. They recognized the trend of inexperienced technicians and developed a program called CHP 5.
Recent events have left a lot of people looking for a new job, some of whom can help ease the labor shortage faced by HVAC contractors across the country.
Variable refrigerant flow (VRF) systems were first introduced to the HVAC community in Japan in 1980 as a highly efficient heating and cooling option in multi-zone comfort applications.