Star brite® -73°C Non-toxic seasonal storage fluid effectively protects drinking water systems and all engines from extreme cold weather and corrosion. Its high-quality additives prevent corrosion of aluminum, copper, brass and solder metals, but it does not harm rubber, seals or hose materials. The violet triple tint ensures excellent through-view visibility.
Made from pure, non-toxic United States Pharmacopeia (USP) grade ingredients. Contains no alcohol. The product is ready to use, but can also be diluted. Follow the dilution instructions on the label.
Star brite® -73°C Non-toxic seasonal storage fluid protects against cracking down to -73°C and freezing at temperatures of -37 to -40°C. When tested with a refractometer designed for use with propylene glycol, the freezing point readings on the PG scale are between -37 and -40°C.