Bags for Moder Day central vacuums UNDER 34 inches tall (total length top to bottom).
Replace Modern Day part 720-5.
Bags will fit Central Vacuum Cleaner units:
ModernDay - A, B, B2, J, K, SR, M465h, M575h, and M615h (all 110 & 240 volt "2" units)
Flo-Master - M19, M31, M32, M34, M45, M64, M72, M85, M92, F450t, F600t, F650t, and all units under 34 inches tall (all 110 & 240 volt "2" units)
Air-Flo - CFM-2 and all units under 34 inches tall
Air-Force - ALL units, even units over 33 inches tall
Modern Day central vac bags are also compatible with Action, Brute, Pow-R-King, Sequoia, Star, Stor-Vac, Thoromatic, and others that require an open top vacuum bag with elastic.
Modern Day 8 gallon disposable paper filter bags by EnviroCare. MD814.