Prime Guard is ethyl alcohol based and blended with propylene glycol. Protects recreational vehicles, summer cottages, and swimming pools from water system freeze up to -50 Deg. burst. Nontoxic and tasteless. Safe for fresh water systems. Inhibit fouling and corrosion while preventing algae growth. Helps lubricate pumps and valves throughout the system. No mixing required.
Features:
Ideal for winterizing RVs, boats, swimming pools, and vacation homes
Ready to use - Do not add water
Safe for incidental contact with people, pets, and wildlife