The Bionaire BUL2612 is a filter-free, ultrasonic humidifier designed for medium-sized rooms. It features a digital humidistat, visible mist output, and an antimicrobial-protected water tank. Key Specifications Capacity: 1.5 Gallons. Daily Output: Up to 2.0 Gallons. Coverage: Approximately 300 sq. ft.. Runtime: Up to 24 hours on one refill.
Placement: Always place the unit on a flat, level, and water-resistant surface. Filling: Unplug the unit before filling. Remove the water tank and turn it upside down. bionaire ultrasonic humidifier bul2612 manual
Remove the shatterproof water tank, turn it upside down, and unscrew the cap. Fill with cool, fresh tap water (never warm water). The Bionaire BUL2612 is a filter-free, ultrasonic humidifier
Q: How often should I replace the ultrasonic diaphragm?
A: With proper cleaning (weekly descaling), the diaphragm should last 1–2 years. If mist output drops significantly after cleaning, the diaphragm may need replacement (contact Bionaire support). Quiet and efficient operation Compact and sleek design