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The ESSICK AIR AU5003PK is a demineralization replacement filter cartridge sold in a 3-pack, designed for use with ultrasonic mist humidifiers. Ultrasonic units convert water into fine mist by vibrating at high frequency, which also disperses dissolved minerals from tap water into the air as white dust. This filter addresses that problem by capturing minerals before they reach the mist output. The pack weighs 0.527 pounds and is sold as a single unit of three filters, making it practical for seasonal maintenance or multi-unit service calls.
This filter is intended for residential ultrasonic humidifier applications. It fits the Aurora, Aurora Mini, and Spire humidifier product lines. HVAC technicians, indoor air quality specialists, and homeowners maintaining whole-home or portable ultrasonic humidifier systems will find this a standard consumable replacement. Periodic filter replacement is a routine part of ultrasonic humidifier upkeep, particularly in regions with hard or mineral-heavy water supply.
Designed for use with ESSICK AIR Aurora, Aurora Mini, and Spire ultrasonic mist humidifiers requiring demineralization filter replacement.
Filter replacement on ultrasonic humidifiers is typically performed by the homeowner or an HVAC or IAQ technician during routine maintenance. Always unplug the humidifier and empty the water tank before accessing the filter compartment. Follow the manufacturer service instructions for filter seating and tank reassembly. Replace filters at the intervals recommended by the manufacturer or more frequently in high mineral-content water conditions.
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