NOTICE: Last date for pre Christmas delivery - 22/12/25 - must choose Next Day Delivery. Medisave is closed 25/12/25, 26/12/25 and 01/01/26. We cannot guarantee delivery times for orders placed between 24/12/25 and 02/01/26

This filter protects clinical staff, the patient and also the spirometer from viruses and bacteria preventing cross infection.
The filter will fit Micro Medical, Vitalograph, MIR, Ndd Easy on-PC and other popular makes of spirometer. There is no need to use an additional mouthpiece as the filter has a built in elliptical mouthpiece for the patient.
Technical specification:
- Filtrating media - Filtrate by 3M. Electrostatically charged filter.
- Resistance - 60 Pa/l/s @ 12 l/s
- Additional dead space - 75ml
- Bacterium filtration efficiency - 99.9999%*
- Virus filtration efficiency - 99.9999%*