Antifrogen N is one from a family of heat transfer fluids with one of world’s best corrosion inhibition. It is a specialized pale yellow liquid designed as a heat transfer fluid for various industrial and commercial cooling and heating systems. It is used in closed hot water heating, heat pumps, and industrial refrigeration equipment where it functions as a cooling brine. This fluid is optimized to improve thermal efficiency and reliability within these systems, contributing to effective heat transfer and operational performance.