Websherwood’s diverse product lines of compressed gas, propane, refrigerant gas, specialty gas, scuba diving and life support equipment have enabled us to develop varied and. Webpropane liquid withdrawal valves are used to get liquid propane out of a tank. Learn how these valves operate, their uses for safety and for propane bottle refueling. Webjun 26, 2006 · last year i noticed that the valve on the 500 gallon tank (a gate valve) would visibly leak if it was not all the way open or all the way closed. I called my propane.
