JS Series of the Iris diaphragm valve for Big Bag discharge. This series has been specially designed to be used at big bag discharging stations. It allows controlled product discharge out of flexible intermediate bulk containers (FIBC). It also offers the possibility to shut off the product flow and to remove partially discharged FIBC’s from the station. Keyser & Mackay distributes these articles only in Germany. For other countries, please contact Process Components Ltd, 0044 (0) 162 541 2000, www.pro-components.com