Replace part number:# F77, 440003993, RO-440003993, F-77. 2/4 Filters. It is best to replace the spare parts every 3 to 6 months to keep the robot running at peak performance. Fit for Vibe 3 in Bagless Vacuum for Vac with Handheld SD20020, SD20020FDI, SD20020PLFDI, SD20020TEFDI.
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