| Filter Material | Efficiency | Resistance(5.33cm/s) |
| Fiberglass | 99.97% | 90Pa |
| PP fiber | 99.9% | 30-50Pa |
| PP,PET | 99.9% | 20-40Pa |
| Polyester non-woven fabric | 99.97% | 20-40Pa |


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Cleanroom Round Cylinder HEPA Filter 99.9% Efficiency Smoke Dust Cleaning
Feature
It's characteristic is that air can pass through, but fine particles cannot pass through.
It can remove more than 99.9% of particles with a diameter of 0.3 microns, and is the most effective filtration medium for pollutants such as smoke, dust and bacteria.
Technical Data
| Filter Material | Efficiency | Resistance(5.33cm/s) |
| Fiberglass | 99.97% | 90Pa |
| PP fiber | 99.9% | 30-50Pa |
| PP,PET | 99.9% | 20-40Pa |
| Polyester non-woven fabric | 99.97% | 20-40Pa |

