Double lumen PVC tube - one for suction drainage; one for sump vent. X-ray opaque SENTINEL Line with SENTINEL Eye. Integral funnel connector with removable 5-in-1 adapter. Integral irrigation funnel for irrigating through sump vent lumen. Funnel end of vent lumen can be used to cap 5-in-1 adapter. Sterile.- Salem Sump Tube, 24" (61cm), 6FR, 10/cs (Continental US Only)