Problem karlsuss2 SNF 2008-02-11 16:29:01: 4" Mask Holder Vacuum Issues

dbernards at dbernards at
Mon Feb 11 16:29:02 PST 2008

4" mask holder does not hold vacuum. Tested with multiple masks with no success. Checked 5" mask holder and it functioned normally. 4" holder worked fine during my last use (1/31) but appears to have some damage near vacuum seal, which looks like the likely cause of the problem.

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