Bacterial viral filter for spirometry VBMax

Bacterial viral filter for spirometry VBMax48 for Koko Legend. Used for effective filtration of bacteria, viruses and expectorated matter. It is easy to use, single use only.
Sizes:
- int 27/27.5, ext 30/30 (VBMax30 pentru Micromedical, Vitalograph Mir)
- int 27/29.5, ext 30/32.8 (VBMax33 pentru Cosmed, Customed)
- int 27/30.5, ext 30/34.5 (VBMax35, pentru Sensormedics, BTL)
- int 27/45.5, ext 30/48 (VBMax48, pentru Koko Legend)