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AstraGuard (Box of 300)


SKU: SDI-29-7990-300 Category:


Box of 300

Bacterial/Viral Filter for Pulmonary Function Testing

The AstraGuard Bacterial/Viral Filter provides virtually perfect infection protection for expiratory and inspiratory spirometry testing. Its single-patient use greatly reduces costly and time-consuming disinfection procedures.

This easy-to-use disposable mouthpiece incorporates a highly efficient woven filter that virtually eliminates cross-contamination from patient to patient and from patient to health care professional.

AstraGuard PFT Filter Features:

  • 99.9% Bacterial and viral efficiency*
  • Low resistance to air flow
  • Small, non-threatening size
  • Comfortable oval mouthpiece
  • Reduces risk of cross-contamination
  • Less time spent disinfecting equipment

The AstraGuard PFT Filter is
designed to fit all Astra Spirometers.

Cross-section of filter
Shows placement of interior media.
Edge of media is bonded to exterior
housing to form tight seal.

Interior filter media
Woven material is tailored to fit
inside mouthpiece.

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