Daitsu trial split external unit Wall Free Match DOSM-27KDT3 3x1 inverter heat pump R32 kW 7.9/8 cold/hotTHE EXTERNAL UNIT The Free Match 3x1 Wall Trial Split External Unit for Daitsu air conditioners is equipped with a compressor with Inverter technology and Heat Pump and represents the beating heart of the air conditioner. Multisplit air conditioners offer the great advantage of air conditioning multiple rooms using a single external unit and an internal unit for each room ; they are particularly recommended where there is little space for the