Bacterial Viral Filters (BVK) Filters Pack of 50

Compatible with Ferraris, nSpire, PDS and KoKo devices.

Vitalograph Bacterial Viral FiltersTM (BVF) provide an efficient hygiene solution giving better than 99.999% cross-contamination efficiency.

Suitable for inspiratory and expiratory spirometry testing, these single-use bacterial viral filters provide effective protection from cross infection.

A wide range of BVFs are available to fit all leading makes of spirometers and PFT equipment. These may be purchased as standalone filters or in a kit with BVF, bite-on mouthpiece and noseclip options.