The Air-Guard is a hydrophobic pleated membrane filter for the protection of oxygen concentrators and other respiratory equipment. Providing an excellent level (>99.999%) of protection against bacterial and viral challenges, the Air-Guard's product performance has ben tested, validated and verified at independent microbiological laboratories.
The Air-Guard pleated mechanical filter is validated for 24 hours use but this can be extended when used in non-humidified gas flow.
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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.