DesignLine is the manufacturer of Roommate, a self-contained high efficiency “micro heat pump” capable of heating, cooling, dehumidification, and fresh air circulation all in one compact footprint. A completely packaged unit, Roommate requires no outdoor condensing unit and plugs into a standard 115V or 230V outlet. Roommate is the easy solution for the ultimate indoor climate control with extreme application flexibility. It requires no refrigerant handling, no custom wiring or piping, no extensive renovations.