Fette Filter - Filter H with Pre-Filter for Model HPA-050 HPA-060 HPA-061 HPA-150 HPA-160 HHT-055 HHT-155 (QTY4) Part # HRF-H1 HRF-H2 HRF-B1 HRF-B2 H (4+4)

Includes 4 (four) Premium Filter & 4 (four) Pre Filter Replacement for Select Tower Air Purifer Models. | Compatiable with Filter H Filter B+ Part Number HRF-H1 HRF-H2 HRF-B1 HRF-B2 (Check for Your Model Below) | Compatiable with Tower Air Purifer Model HPA-050 HPA-060 HPA-061 HPA-150 HPA-160 HHT-055 HHT-155 | Replacement Filter is able to remove all of airborne particles from the air that passes through the filter. | Easy to Install No Tools Requried. We recommend to change your filters every 4 months to maintain your machine at optimal performance.