Level up your high-purity process water with the Quench 250 Water Deionization System. The Quench 250 is a state-of-the-art four-stage purification process that delivers ultra-pure water, free of dissolved solids, minerals, salts, and other impurities. The Quench 250 provides pure water on-demand, eliminating the need for delivered bottled distilled water or on-site steam water distillers. Deionized water is often call for in dental labs, optical labs, pharmacies, food-processing operations, and as a rinse agent since it leaves absolutely no salts or other minerals behind.