3M 00400 Overspray Guard 400 Pre-Filter is available to help prolong the life of the main particulate filter for the 3M 4000 series maintenance free respirators. Traps larger spray particles before they reach and clog the filters.
- Prolongs respirator service life by reducing clogging of the particulate filters during paint spray applications
- Keeps filters clean during paint spray applications
- Traps larger spray particles before they reach and clog the filters