EnviroCare Replacement Vacuum Bags for Modern Day 8 Gallon Central Vacuums 5 Pack EnviroCare Vacuum Bags Designed to fit: MD (Modern Day) Silent Master, Air Force, AirFlow CFM, Stor-Vac 12 Gallon Central Vacuum Cleaner elastic top Bags Model #'s E, E2, QE2, E3, QE3, G23, SV, and SVT, S1, S2, S3, S4, S44, S5, SP2, SP22, and SP3, vacuums that are taller then 34"