1. Feature; Larger filter surface, High dust hold capacity, Washable, ventilative and small, high efficiency, Practical and Economical.

2. Use: Available for exact machine terminal supply unite, dust collectors, air purifiers and the cleaning places that require high cleaning level.

3. Filter material: PET, PP, PTFE, fine glass fiber paper, Non-woven air dipping and etc.

4. Protecting frame: ABS, PP plastic, cardboard

5. Grade: F5 -- H14

If possible, could you send us exact specifications and requirements or drawings or samples, that will be deeply appreciated.