Dual air conditioner, air conditioner multi spllit/air condition multi split:

1) Capacity Range: Two indoor, three indoor, four indoor could be choosed 9000btu+9000btu, 12000btu+12000btu, 900but+12000btu
9000btu+9000btu+9000btu, 12000btu+12000btu+12000btu
9000btu+9000btu+9000btu+9000btu, 12000btu+12000btu+12000btu+12000btu
2) The refrigerant can be: R410A, R407C or R22
3)Normal type or R410A DC Inverter type, saving power by 40%
4) Quiet operation with low noise level
5) With auto defrosting system, powerful heating even at low ambient temperature -15 Centigrade lowering temperature.