Mercury 92-80287855 Corrosion Guard 311gm (11oz)

Mercury Standard Corrosion Guard 80287855 is a professional-grade rust inhibitor engineered to protect ferrous and non-ferrous metal surfaces in demanding marine environments. 

The advanced formulation creates a durable, water-resistant protective layer that shields equipment from salt spray, moisture, and oxidation. Ideal for engine components, fittings, and exposed metalwork, it extends asset life and maintains operational reliability in harsh coastal conditions.

• Thinner, clear protective coating.

• Water-resistant rust inhibitor.

• Remains clear and does not peel.

• Ideal for general protection of exposed metal surfaces.

• Suitable for outdrives, lower units and power trim components

  Comparison at a glance:

  Feature	Heavy Duty	Standard
  Protective film	Thick, waxy	Thin, clear
  Moisture resistance	Excellent	Good
  Long-term protection	Excellent	Good
  Saltwater protection	Yes	Yes
  Painted surfaces	Yes	Yes
  Best application	Heavy-duty protection and storage	General corrosion prevention

   

• • • Do not apply product over antifouling or biocide paint.

    • Do not spray on drive belts.

    • Avoid applying Heavy Duty to throttle or carburettor linkages.

    • Follow the can instructions and allow suitable ventilation during application