Clean Air Filter
| Series | Type | 90- | Note |
| Clean air filter | SFD100 | — | Compatible with standard models |
| SFD200 |  |
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| Exhaust cleaner for clean rooms |
AMP220, 320, 420 | |
With element service indicator |
| AMP420-06x-T-X1 | |
With element service indicator [1500L/min (ANR)] |