Special air purifier filter Compatible For Philips 6000 series, Compatible For Philips AC6609, Compatible For Philips AC6608/30, Compatible For Philips FY6172, Compatible For Philips FY6171 air cleaning devices Dense multi-layer filter medium effectively captures micro floating particles scattered throughout indoor living environments Embedded activated carbon layer absorbs various volatile gaseous pollutants and odd odors from daily domestic activities Custom dimension cutting service is offered to adapt to the internal mounting cavity of diverse air purification equipment User-friendly removable construction enables quick DIY replacement without extra tools or professional technicians, Manufacturer: Zhuzhijian