General description For HU3916/10 and HU3918/10 Humidifier Replacement Filter, designed for long-lasting performance. This filter is compatible with 3000 Series Humidifiers and ensures hygienic air humidification, significantly reducing bacterial emissions compared to ultrasonic devices. Technical specifications Model: FY3446/30 Thickness: 30 mm Moisture removal area: 10,000 square feet Usage This filter effectively filters bacteria and scale from water, preventing them from being released into the air, ensuring cleaner and healthier humidification.