Nonstreaking cleaner is part of the 3M Portable Dispensing System that provides superior mixing and dispensing accuracy. Use Glass Cleaner Concentrate for windows, glass and mirrors as well as stainless steel, chrome, aluminum, ceramic and plastic. Highly concentrated cleaner maximizes value and reduces packaging. It is designed to be used with cold water instead of hot, reducing energy use and helping to prevent a scalding hazard. This 1.9 liter bottle makes 30 ready-to-use gallons. Dilution tip is built into each bottle for your convenience. Glass cleaner is Green Seal Certified. Green Seal is a third-party, not-for-profit, organization that certifies products based on their reduced impact to human health and the environment.