Fujitsu Comfort Series 8.5kw Reverse Cycle Split SystemGreat for large rooms, the Fujitsu's Comfort range of wall mounted split system air conditioning units provide energy efficient, all year round climate control for the home and uses R32 refrigerant, which has a 67 percent lower Global Warming Potential Factor whilst still maintaining the performance of the air conditioner*. Other features include super quiet mode and powerful operation mode.