3M 7000120477 Marine Grade Silicone Sealant Clear 10oz Cartridge

The 3M Marine Grade Silicone Sealant is a premium, waterproof sealant specifically formulated for marine environments where exposure to harsh weather, saltwater, and UV radiation is constant. This clear silicone sealant provides superior adhesion and long-lasting flexibility, making it ideal for sealing joints, ports, windows, hatches, and other critical areas on boats and marine equipment.

Key Features:

• Marine-grade formula resists saltwater, chemicals, and extreme weather conditions
• 100% silicone construction provides exceptional flexibility and durability
• Clear finish for discreet, professional-looking applications
• Excellent UV resistance prevents degradation from sun exposure
• Superior adhesion to fiberglass, glass, metal, and plastics commonly found in marine applications
• Waterproof seal protects against leaks and moisture intrusion
• Remains flexible across a wide temperature range
• 10-ounce (1/10 gallon) cartridge fits standard caulking guns

This sealant is perfect for both new installations and repair work on sailboats, powerboats, personal watercraft, and other marine vessels. The clear formulation ensures the sealant blends seamlessly with most surfaces while providing the trusted performance that marine professionals and boat owners rely on.