Labconco PuriCare Procedure Stations 31261 Series - Manual (Page 22)

Chapter 4: Performance Features and Safety Precautions
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Original instructions
Note: The HEPA filter media is very fragile. DO NOT touch the media. If
you think the media of a HEPA filter is damaged, DO NOT USE THE
CABINET. Have the HEPA filter integrity tested by a certifier before using
the cabinet.
Note: HEPA Filters are only effective against particulate material. Gases will
pass through the filter.
Filter frame
Polyurethane seal
Between media pack
and filter frame
Filter media pack –
A continuous sheet
of filter media
ULPA Filters
Optional ULPA filters may be used to replace the standard HEPA filters in
the PuriCare Procedure Stations. ULPA filters have the same properties as
described above except they are rated at least 99.999% efficient in removing
particles 0.1-0.2 or 0.2-0.3 micron.
Figure 4-1