Treatment for humidifiers. Compatible with all filters and humidifiers. Vitamin C helps neutralize chlorine in the water and prevents mineral build-up. 3-step system - Step 1: bacteriostatic, Step 2: Treatment, Step 3: Refresh.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.