The GEMÜ SUPM pneumatic actuator of the GEMÜ SUMONDO single-use valve is joined to the GEMÜ SUB valve body with a clamp. It is equipped with an internally welded diaphragm. The valve body and the actuator are locked with a defined opening and closing procedure. After a single use, the valve body and its diaphragm are removed from the actuator and disposed of. The actuator remains in the system and can be used multiple times.