VACFS250 Sensor Flow Bi-dir Flowsense F/pb Renaiss 50/bx
- Disposable Bi-Directional Flow Sensor (P-B type). Each FlowSense is individually calibrated to meet all Puritan Bennett specifications and is certified to comply with all applicable ATS standards. The device does not need an adapter or any modification to the spirometer, and using the FlowSense will not affect the instrument warranty in any way. 50/box.