AstraGuard Bacterial / Viral Filter-Bacterial / Viral Filter AstraGuard

My Diabetics World Verified independent store

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The AstraGuard Bacterial/Viral Filter provides virtually perfect infection protection for expiratory and inspiratory spirometry testing This easy-to-use disposable mouthpiece incor porates a highly efficient woven filter that virtually eliminates cross-contamination from patient to patient and from patient to health care professional Low resistance to air flow 99.9% Bacterial and viral efficiency Small, non-threatening size Show more