Vitalograph blue BVF filter with round end 50 pieces
The Vitalograph Blue BVF (Bacterial Viral Filter) lung function filters combine independently validated 99.999% bacterial and viral cross-contamination efficiency for healthcare professionals, patients and equipment.
These single-use bacterial viral filters are suitable for inspiratory and expiratory spirometry testing and provide effective protection against cross-infection. The Blue BVF is a standard fit for Vitalograph spirometers. Reference 28350