Compatible only with the Pristive Tankless Reverse Osmosis System, the Carbon Filter reduces chemicals (such as chloramine), volatile organic compounds, emerging contaminants (such as pesticides, pharmaceuticals, and endocrine disruptors), particulates, and microplastics;Based on the amount of water used, the Carbon Filter Cartridge has a life of 1,320 gallons (5,000L) or two years, whichever comes first;Quarter-turn twist cartridge for easy installation and replacement;For cold water use only;Under-sink installation