Product Description: Starbrite 315G55 -100°F Non-Toxic Premium Antifreeze, 55 gal. drum, Blue Corrosion inhibitors protect all metal engine components and seals. The most effective and safest way to protect all Marine & RV engines from freeze-up damage during winter storage.
- Safe for all engines - including aluminum
- Non-toxic propylene glycol formula
- Copper burst protection down to -100º F