iRobot’s Roomba Plus 505 Combo steps up from the 405 with additional features while keeping the same core auto-empty and mop-combo architecture. The robot vacuums and mops through a schedule or on demand, then docks automatically when finished. From there, the AutoEmpty Dock takes over, drawing the debris load from the robot’s dustbin into a bag in the base, session after session. The Plus 505 Combo’s higher feature set also means a fuller collection cycle in active households; the bag does a lot of quiet work between replacements.
Swapping the bag is the one manual task the system still asks of you, and having the right bag on hand makes it a thirty-second job. This pack of five contains Plus.Parts® bags shaped to the Plus 505 Combo’s dock, the correct internal width, depth, and locking tab geometry, made with a filtration-grade media layer that traps fine dust as the dock draws it in. The media is denser than standard generic aftermarket bags, which matters when the dock is pulling in fine pet dander or allergen particles under motor suction.
Bags are inspected before leaving the warehouse. If one does not look right when it arrives, contact us and we will sort it out promptly.
Good to know
- Matched to Your Device – Designed to the same internal dimensions as the original bags for the iRobot Roomba Plus 505 Combo’s AutoEmpty Dock, no adapter or modification needed.
- Inspected Before Shipping – Each batch is checked before dispatch so the bags you receive are free from manufacturing defects and ready to fit first time.
- Reliable Quality – Filtration-grade media construction that holds its seal and particle-retention performance across the full fill cycle, from the first use to the last.







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