BLUE star tower AC 2.5 ton 3 phase is a good for big area like big company , bank, restaurent , office etc for suitable ac is this and its pure copper ac and its compressor is ho heavy and best quality compressor and its good and its cunsumed electrcity nothing else and its cooling when start this ac instanly cooling with wonderfull freshness and its easy to use with remote and ita noise free and body is modren and so solid and cool ac .always .blue star ac service is to good and fast service and its available in all citys .its to good and its value for money .thanks