1. Precise filtration, the acicular 100%pure fiber has the multi dimensional structure
2. Special glaze put an end to the surface of fiber to avoid secondarily pollution
3. Fully FDA compliant materials
4. Silicone Free Needled Felt
5. 11 sets of different moulds to replace nearly most kinds of the filter bags’ collars (EATON/FSI/CUNO/GAF)
6. Unique sealing design, no side leakage