AstraGuard Bacterial / Viral Filter 500 RPM which safeguards the napkins and

which safeguards the napkins and ensures they remain in excellent condition until use

Its innovative design incorporates a breathable

They are rated for heavy to severe absorbency and built for overnight protection

perfect for personal use and easily portable for on-the-go needs

AstraGuard Bacterial / Viral Filter 500 RPM which safeguards the napkins andAstraGuard Bacterial Viral Filter Product Features The AstraGuard Bacterial Viral Filter provides virtually perfect infection protection for expiratory and inspiratory spirometry testing 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 Low resistance to air flow 99. 9% Bacterial and viral efficiency