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| • | Single use filters for effective filtration of bacteria, viruses and expectorated matter |
| • | Suitable for inspiratory and expiratory spirometry testing |
| • | Protects the subject against cross-infection |
| • | 99.99% cross-contamination efficiency |
| • | Comfortable mouthpiece |
| • | Efficient at high flow rates |
| • | Sterile, disposable, non-pyrogenic, individually packed. |
