For HVAC/R contractors and facility managers, protecting hydronic systems from freezing temperatures is paramount to prevent costly damage and ensure continuous operation. This 5-gallon container of Nu-Calgon Freez-Kontr’l inhibited propylene glycol offers a reliable antifreeze solution, ideal for chillers, solar heating systems, and other closed-loop applications.
Beyond freeze protection, the inhibited formula provides crucial corrosion protection for system components, extending the lifespan of pipes, pumps, and heat exchangers. This dual benefit makes it a preferred choice for commercial and industrial HVAC/R installations where system longevity and efficiency are critical considerations.
When specifying a heat transfer fluid, the volume needed and the level of freeze protection required are key decision factors. This 5-gallon size is well-suited for larger systems or for contractors who require bulk quantities for multiple projects, ensuring comprehensive system protection against extreme weather conditions and internal corrosion.









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