PURUS® Heavy Duty Pre-Charged Antifreeze/Coolant 50/50 is a premium quality, conventional technology ethylene glycol-based fluid. The product is specially formulated with industry-leading additives to provide optimum performance in heavy duty vehicles requiring supplemental coolant additives (SCAs).

• Contains nitrites for superior wet sleeve liner cavitation protection.
• Provides maximum freeze and boil-over protection.
• Designed for heavy duty applications, yet can be used in automotive applications where conventional technology coolants are acceptable.
• Phosphate-free, low silicate formulation.
• Effective, long-term corrosion protection for steel, solder, copper, iron, brass and aluminum.
• High-quality defoamer system, non-harmful to hoses, plastics or gaskets.
• Compatible with all major American brands of conventional coolants, with and without the addition of SCAs.*
• Appropriate for use in on and off-road diesel engines, as well as in stationary engine applications where a conventional pre-charged coolant is required.