PRE FILTER
PRE FILTER
PRE FILTER (Bag Type)
Product Overview
- Pocket-type design ensures high airflow capacity and long lifespan.
- The most commonly used primary filter for air purification.
- When used as a pre-filter, it helps extend the lifespan of high-performance final filters, reducing maintenance costs.
- Low-pressure drop and high airflow handling, making it versatile for various applications.
- Easy to transport, store, and replace.
- Compatible with a dedicated guard frame and used in power plants.
Filter Classes
Merv Rating Table(Air Filer Grade Table)
| U.S. Standards | European Standards | |||||
| ASHRAE 52.2 | ASHRAE 52.1 | EN779 | ||||
| MERV | Range1 | Range2 | Range3 | Arrestance | Dust Spot | Filter Grade |
| 0.3 to 1 | 1 to 3 | 3 to 10 | ||||
| 5 | N/A | N/A | >20% | 80% | <20% | G3 |
| 6 | N/A | N/A | >35% | 85% | 20-25% | |
| 7 | N/A | N/A | >50% | 90% | 25-30% | G4 |
| 8 | N/A | >20% | >70% | 95% | 25-30% | |
Material and use condition
| Classification | Material |
| Media | Non-Woven |
| Frame | Galvanized Steel / PVC |
| Maximum Temperature | 70℃ |
| Maximum Humidity | 100% |