Protec Humidifier Cleaning Fish, Tank Cleaner, Fights Slime & Odor, Lasts 30 Days, 1 Count, Color May Vary

Tank Cleaner: This tank cleaner for humidifiers reduces slimy surface buildup
Continuous cleaning: This cartridge acts as a water filter that helps keep your humidifier cleaner longer
Cleaner mist without the mess: Simply drop in your humidifier tank for fresher, cleaner mist!
Long lasting: This cartridge cleans for 30 days and works in most humidifiers, vaporizers, and steamers
Gentle cleaning action: Free from harsh chemicals, this small humidifer tank cleaner is as gentle as water – safe for use in almost all personal humidifier tanks