Mitsubishi’s Rachel Roy introduces the Heat2O commercial heat pump water heater. Using CO2 as the refrigerant, the Heat2O is part of an industry-wide shift toward more benign refrigerants and packaged equipment for reduced refrigerant leaks. The Heat2O system is fully engineered to create a complete OEM system and ensure efficient operation. Rachel introduces the system components of the H2O, demonstrates tools for sizing, presents specific applications including design details and cold weather strategies, and explains how installers can gain access to installation training.