The new Panasonic TZ range are now even more compact with a 779mm width, as well as now featuring the well known PM2,5 filter to help catch all hazardous pollutants as well as house dust and pollen. Using the environmentally friendly R32 refrigerant, as well being an inverter plus range this is most definitely one to consider. This range has 7 units: a 2kw, 2.5kw, 3.5kw, 4.2kw, 5kw, 6kw, 7.1kw.