Mercury ‑100º water system anti‑freeze provides the ultimate in cold weather and
corrosion protection. It prevents marine engine cooling systems and boat, RV and
home plumbing systems from bursting in cold weather. Its premium additive
package prevents corrosion of aluminum, copper, brass and solder, and will not
harm rubber seals, or hose materials. The 3X‑died blue‑green color provides
excellent blow‑through visibility. Formulated with non‑toxic, virgin propylene glycol
(30% blend).
• Glycerin‑free formula
• Provides burst protection to ‑100ºF (‑73ºC)
• Provides freeze protection within a range of ‑58ºF to ‑63ºF (‑50ºC to ‑52ºC)
• This product is ready‑to‑use or may be diluted ‑ follow label instructions for
dilution ratios