vitalograph mouthpieces bacterial filter / box of 50

DESCRIPTION

• 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.
• Protects the spirometer against cross-contamination.
• 99.99% cross-contamination efficiency at 1 micron.
• Very low expiratory low impedance.
• Low effective dead space of 65ml as required for lung volume and DLCO testing.
• Comfortable mouthpiece.
• Effective at high flow rates.
• Attractively priced.