Windsor Sensor / Versamatic Plus Triple Layer Replacement Vacuum bags also fits XP12, 15, & 18 (100/Case)
Green KleanĀ® Windsor Sensor Replacement 0.3 Micron Filter fits Sensor models S12, S15, SRS12, SRS15, SRS18, Sensor XP Models XP12, XP15, XP18, SRXP12, SRXP15, SRXP18