This filter set for the Synergy S40 series models includes a HEPA media filter to trap dust and dander, a charcoal filter to trap odors and a direct air motor filter to protect your Synergy direct air motor from debris. For even better odor filtration, see the SF40G with a granulated charcoal filter.

This replacement filter set for your Synergy S40P and S40 Tandem Air vacuums includes these filters:
1 pleated HEPA media filter
1 charcoal filter
1 direct air motor filter.

This filter set will not fit the X9 or G9 models.