Ironside UV Reactant PC Liquid Coolant (1 Quart 1000ml) Ice Blue Designed to prevent scale and buildup from occurring in your liquid cooling system Made from double-distilled water and biocide Does not contain GLYCOL which inhibits the transfer of heat and can harm your water block Cleans and lubricates water pump seals. Formulated to extend the life of high flow pumps. Contains surfactants, unique agents for cooling systems that doubles the wetting ability of water and intensifies heat transfer abilities.