Professional line 48000 btu inverter air conditioner, with recessed installation in the false ceiling. Cooling power 12.1 kW (6.00 - 14.50) Heating power 13.0 kW (6.00 - 16.50) Dehumidification 4.2 L / h Ventilation 1300 - 1650 mc / h Cooling range 10 ÷ 46 ° C Heating range -15 ÷ 24 ° C Piping (Liquid-Gas) 3/8 "- 3/4" Dimensions U.Int (LxHxP) 840x840x310 mm Weight U.Int 31 Kg Sound pressure U.Int 55 dB (A ) Dimensions U.Ext (LxHxP) 1008x830x410 mm Weight U.Ext 82 Kg Sound pressure U.Ext 51 dB (A) Discreet And Efficient The dimensions of the 4-way cassette units have been designed to minimize the overall dimensions of the unit. The dimensions are also extremely small for the panel. The movable fins have been designed to effectively control the air flow,