Disposable White Fine Filters for Puritan Bennett 420G, 420S, 420SP, 420E CPAPs and 425 Bilevel (1 Pack)

Product Features

Return On Warranty Issues Only

Specifications

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Important Tips

Tips for inserting filters:

1. If you are using the disposable white filters, insert it into the filter area first, mesh-side facing in, towards the device.

2. Insert the gray foam filter into the filter area, on top of the fine filter.