Inquiry (采购产品): still control valve I need a control valve to keep the cooler part of my still at 173 degrees. The valve will need to have a sensor that will open and close a selinoid that will allow water to flow and keep the temperature at a constant. Christopher **** Hidden Message ***** Christopher Casey 92308 USA Company: Deep Creek Construction School E-mail: cccasey@verizon.net **** Hidden Message ***** cccasey@verizon.net