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Designed as a replacement filter for the original carbon filter of the 493, this filter has a higher particulate absorption ability.
NOTE: When using the 999-198 High-efficiency filter the smoke absorber must be used in the vertical standing position, Or the unit may be elevated using the C1568 arm stand.
Specifications
| Model Name | 999-198 |
| Media Type | Microstat 40 w/clear scrim mesh |
| Media Area | 1.15 sq.ft |
| Weight | 1.4 lb. (0.65 kg); |
| Efficiency Rating | 54% on 0.10µ NaCl Aerosol @ 27 fpm 98% Bacterial Filter Efficiency |
| Air Flow | 37 CFM (clean) |
| Dimensions | 5.12(L) x 5.12(W) x 1.50(H) in. |