The City Multi, a variable refrigerant flow zoning (VRFZ) system from Mitsubishi Electric HVAC Advanced Products Division, features inverter technology and simultaneous cooling and heating, making it ideal ductless system for a wide variety of applications. The City Multi VRFZ systems allow building owners to provide each individual space with its…

Sanyo’s ECO-i Variable Refrigerant Flow (VRF) systems have been developed to be ecologically sound and energy efficient. These commercial ductless systems designed for hospitals, nursing homes, and other commercial properties. They use an inverter-driven compressor to maintain a constant temperature, thus saving energy and keeping the environment at a comfortable…