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By certification 
Material: Long fiber + melt injection
Effect: High-efficiency filtration of air PM2.5 particles, pollen, bacteria, etc., for 0.3 um particle removal efficiency reaches 99.97%, resistance can be as low as 33Pa, good material for oil resistance, long service time.
| Frame | plastic |
| Material | pp |
| Velocity | 5.33cm/s |
| Resistance | 25-80pa |
| Efficiency | 60-98% |
| service | ODM/OEM |
Notes：We accept non-standard specification orders.
http://www.filterjk.com/
