The reference samples were visually inspected and tested for flow, leak and ventilation.All test results were within specifications.Ventilation test results: p1: 256.0, p2: 256.0, p3: 256.0, p4: 256.0, p5: 256.0, p6: 256.0, p7: 256.0, p8: 256.0, p9: 256.0 & p10: 256.0 the batch record # 5143605 was verified and it was found within specifications.The claimed failure cannot be confirmed.An investigation has been performed based on the customer complaint description and the reference samples from the same lot number.According to unomedical's traceability records, no relevant deviations were found.If new information becomes available, the complaint will be re-opened and appropriate actions will be taken.
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