Efficient and effective dental unit water treatment solution o EPA Registered o Non-Toxic o Non-Corrosive o Approved for Amalgam Separators o Effectively treat your dental unit waterlines to be in compliance with the CDC's ≤500 CFU/mL standard for potable water. o Proven to maintain water quality below 200 CFU/mL. Features and Benefits o Contains non-allergenic iodinated resin o Reduces microbial contamination in order to meet or exceed CDC and EPA guidelines for safe dental unit water o 2 straw system engineered to release 40% more active ingredient over the course of 1 year o Includes automatic 6 month chemical replacement indicator o Compatible with all dental unit water bottles and works with tap or distilled water. Z3®'s active ingredient is a non-allergenic iodinated resin that may release a slight tint when first installed. We recommend flushing cold tap water through the Z3® straw for 2 minutes to help reduce the tint of the water. The tinted water is completely safe and non-toxic. Does not have built-in shock. Recommended shock treat: 5380-321