America's central air-conditioning V4i Series DC Inverter Multi-line 

 Intelligent frequency independent central air conditioning (MDV4-i) is the United States and central air conditioning to a new design concept, inheriting the Intelligent DC variable speed central air conditioning on the basis of excellent performance, the development of stand-alone multi-linked air conditioning system! 

 Main features: 

 ? use of environmentally friendly refrigerant R410A 
 ? 10HP to 22HP outdoor unit from a total of 7 models 
 ? Up to 9 indoor unit styles, choose from 14 kinds of capacity 
 ? indoor and outdoor unit maximum drop 70m, the longest piping length 150m, 15m gap between the indoor unit 
 ? Powerful Smart Pioneer