Mainline’s multi-zone ductless systems offer a highly efficient and flexible solution for heating and cooling multiple areas of your home or business. Powered by advanced G10 inverter technology and using eco-friendly R-410A refrigerant, these systems are designed to deliver maximum energy savings and year-round comfort. Capable of supporting up to five indoor units, each zone can be customized with a variety of indoor styles—including wall-mounted, slim duct, cassette, console, and universal mount options. With reliable low ambient heating down to -5°F and a robust 208/230V power supply, Mainline’s multi-zone systems are ideal for a wide range of residential and commercial applications.
