Voltas Split AC Price List in St. Louis (Expansion Valve).
2014-08-09 20 Dailymotion
http://www.minisplitwarehouse.com/page/mini-splits-heat-pump Note the metering device. The next step of the refrigeration process where it passes through what is called a capulary tube, or a Thermostatic Expansion Valve (TXV). Call us 877-770-3548.