Trusted by seasonal recreationalists, this water system antifreeze will have you winterizing your waterlines and pipes, so you can head into summer without any hassles or costly repairs. It features the BurstGuard guarantee for total water system protection to -50�C. A non-toxic plumbing antifreeze, it protects the pipes from bursting and waterlines from expanding and cracking in your RV, vacation home, swimming pool, hot tub, boat or septic system. Safe for plastic and metal piping systems, it has corrosion inhibitors and it also lubricates waterlines, pipes and seals. You can winterize your invesents with all the confidence you need to stop ice cold.