
Advantages
Use imported mono-filament polyamide basketwork as filter media, with the characteristics of high wear strength, long service life and good combined effect.
High dust collection rate, low initial resistance and good dust
-proof performance, filter media can be washed repeatedly.
Use ultra-thin aluminum foil as the frame which can be made into a interlinked group with handle. Replacement of the filter is safe, simple and convenient.
Material Instructions
Media: Adopt mono-filament polyamide basketwork as filter media.
Frame: Ultra-thin aluminum foil as the frame with handle.
Temperature: Maximum 90°C in continuous service.
Application
Suitable as pre-filter in ventilation systems of office buildings, conference rooms, hospitals, shopping malls, recreation centers, airports and other huge civil architecture as well as general factories and clean rooms.
Structure Drawings

| Common Specifications | ||||
| Model | Dimensions | Rated Air Flow (m3/h) | Initial Pressure Drop (Pa) | Media Area (m2) |
| W×L×D (mm) | ||||
| HWF-500×500×15 | 500×500×15 | 4500 | 10 | 0.25 |
| HWF-500×1000/2×15 | 500×1000×15 | 9000 | 0.5 | |
| HWF-500×1500/3×15 | 500×1500×15 | 13500 | 0.75 | |
The Initial Pressure Drop and Rated Air Flow Performance Curve

In case of specifications or structures changes, HEFIL will provide up-to-date data on website: hefilter.en.made-in-china.com.