Suitable for apartments with surface up to 220 m2 (300HV), 250m2 (350H) and 350m2 (550V)Automatic “summer by-pass” feature and “antifreeze” functionCross flow counter current “sensitive” heat exchanger in very high efficiency (> 90%) polyethylene (PE)Possibility of installation with “enthalpic” heat exchangerVertical/horizontal type of installation: wall, false ceiling (300HV)Horizontal type of installation: false ceiling (350H)Vertical type of installation: wall (550V)Motors with “forward blade” fans, motor life expectancy > 40. 000 hours at minimum speed“Modbus” line for room control connectionMulti function LCD room control with built-in temperature, RH% and VOC detection, weekly operating time scheduling, filter control warning, etc. Filtering: ePM1 efficiency 80%Condensate trap supplied