Micron Engineering Corporation supplies Double Shut Off Coupler. The quality management system of Micron Engineering Corporation is ISO 9001:2000 certified. Double Shut Off Coupler works on simple push & pull principle. Double Shut Off Coupler is connected through plug which is pushed into socket. Double Shut Off Coupler is securely held by the self locking arrangement resulting in positive and leak proof connection. This action simultaneously opens the valve and the flow of fluid starts. To disconnect this coupler pull back the sleeve of the socket, the plug ejects and valve shuts off automatically. These double shut off couplers, sold under DS Series, are applicable on fluid.