Prime Guard 99355 -100 F Marine Antifreeze - 4 55 Gallon Drums*This is a pallet of 4 55 Gallon drums*Prime Guard Antifreeze is a convenient and ready to use solution to winterize your boat once the season is over. This glycerin free antifreeze meets all OEM specifications and is effective to temperatures down to -100 F. It is important to prepare your boat for the cold to help protect water system's and engines from freeze ups during storage. Proper preparation can help prevent costly repairs and delays once the weather warms up.This ready to use solution is safe for use on copper, brass, and all plastics except acetate. The non-toxic ingredients are GRAS by the FDA and safe for incidental contact with people, pets, and wildlife. This RV Marine antifreeze meets industry standards for burst protection in copper pipes.Features: Non-Toxic; Non-Flammable; Alcohol Free; Odorless; RV and Marine Antifreeze; Glycerin Free; Safe for copper, brass and all types of plastic*; Meets OEM Specifications; Click here for Prime Guard -100 F Antifreeze SDS