1. Multi-layer filter design, cleans different pollutants, purifies more comprehensively
2. Effectively filters scale/debris
3. Anti-mildew/antibacterial, safe and healthy
4. For Balmuda Rain ERN1080 / ERN1180 / ERN1000
5. It is recommended to replace it every 3-6 months, the specific time depends on the machine prompt
6. Size: about 15.5 x 14.6cm