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Masks used for controlled aging (screening and 24 h at 80 and 95°C exposure) and subsequent filter evaluation. ∗due to limited availability the Moldex mask was only cumulatively aged, but not separately exposed at 80 and 95°C. ∗∗visual checks only.
| Manufacturer | Model |
|---|---|
| 3M | N95 1860 |
| 3M | N95 1860S (small) |
| 3M | Aura 1870+ N95 |
| Kimberly-Clark | N95 46767 (PFR95 TECNOL Fluidshield) |
| Halyard | Fluidshield Level 3 |
| Moldex | 2400 N95∗ |
| MediChoice | polyester (PET) based face shield∗∗ |
