Rockfrost heat transfer fluid is a formulation of propylene glycol and a specially designed package of industrial corrosion inhibitors. The fluid is dyed yellow for leak dectection purposes. Rockfrost is preferred for use where low toxicity is desired.

Recommended use temperature range: -60 F to 250 F (-50 C to 120 C)

Suitable applications: closed-loop, water-based HVAC, process heating and cooling, food insustry applications within temperature range.

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