Aquasana AQ-RO3-RM Replacement Remineralizer for OptimH20 Reverse Osmosis Water Filter - Not Compatible with SmartFlow Systems

Replacement Remineralizer for the Aquasana OptimH20 Reverse Osmosis Fluoride Water Filter System: AQ-RO-3.Replacements made easy with a simple twist - no plumber necessary.Replace the Remineralizer once each year.Only buy certified drinking systems.The Aquasana OptimH20 RO System is NSF certified to standards 42, 53, 58 and 401 +P473.of 88 contaminants including lead, fluoride, arsenic, chlorine, heavy metals, bacteria, viruses, and moreAt Aquasana, we believe clean water and a healthy environment are the most important components to healthy living and overall well-being.Our sole focus is providing best-in-class water filtration products so every home can enjoy great-tasting, healthy water.'