BLUEAIR H35i Humidifier Wick Filter, original Blueair replacement filter, with a filter lifespan of up to 6 months.

EXTRA BACTERIAL PROTECTION: Antimicrobial coating filter for Blueair Humidifier, extending filter life and reducing cleaning frequency SOOTHING NATURE: The wick absorbs water, minerals and contaminants so that the device will release only clean moisture through soothing water vapor molecules CHANGE FREQUENCY: Blueair recommends this wick filter is changed every 6 months for best results *Based on 10 hours per day use and weekly cleaning per instruction manual FAST DRY: The humidifier features an Auto Dry Mode that uses low airflow to expedite filter drying after use, promoting a cleaner environment EASY CLEANING: Soak with mild or acid cleanser. 20g citric acid for every 1L of water for every hour and then run under tap water; easy cleaning for seamless maintenance. Recommended cleaning once a week for best results GENUINE WICK FILTER: Humidifier H35i Wick Filter is designed specifically for the Blueair Humidifier H35i(B08KQHW5XX) to ensure optimal humidification performance. Not compatible with Blueair air purifiers AUTOMATED FILTER REPLACEMENT: Subscribe and save up to 10% on auto-delivered filters when replacement is needed; When used 24 hours a day, your Blueair filter should be replaced every 6 months* to effectively reduce airborne pollutants and allergens *Based on 10 hours per day use and weekly cleaning per instruction manual