Humidifier tanks hold water which is an ideal breeding ground for microorganisms. This can cause odor and buildup, and may require more frequent cleaning. The Protec® Cleaning Ball features Aquastat®, which helps keep your humidifier cleaner, longer! Simply drop in the tank for fresh, clean mist! Each cartridge keeps cleaning for 30 days.

Dimensions (Overall): 2.25 Inches (H) x 1 Inches (W) x 1 Inches (D)
Weight: .04 Pounds
Package Quantity: 2
Compatible With: Most Humidifiers
Material: Polypropylene