Product Features:Pentofrost ++ is an environmentally friendly Antifreeze concentrate for multipurpose applications in water-cooled engines.It does not contain any nitrites, amines or phosphorous containing additives.Pentofrost ++ protects all material used in cooling systems and is recommended for non-ferrous metals and year-round use. Pentofrost ++ can be used where G12+ is required.Meets ASTM D-3306.