Iam using Mitsubushi air conditioner since 2014 its cooling is wonderfull and its body loook us good and modern .Mitsubishi products have goood sevice and support also and no sound during workig .Season people can adjust it in differen temperature and feel better .Appliance Efficiency .HVAC system are compriesed of the heating air conditioning and ventilation systems in a residential and commercial building there are many relating company making similar products but they can either give u quality.