Pentosin Pentofrost NF is an environmentally friendly antifreeze concentrate for multipurpose applications in watercooled engines. It does not contain any nitrites, amines or phosphorous additives. Pentofrost NF protects all material used in cooling systems and is recommended for non-ferrous metals and year-round use.
Sold in 1.5 liter bottle of concentrate antifreeze, and is bright blue in color. Mix 50/50 with distilled water. Will make 3 liters.