3M 7000120480 Marine Grade Silicone Sealant Clear 3 oz Tube

The 3M Marine Grade Silicone Sealant is a premium-quality, waterproof sealant specifically formulated for marine applications where durability and weather resistance are critical. This clear silicone sealant creates a flexible, watertight seal that withstands the harsh marine environment including saltwater exposure, UV rays, and extreme temperature fluctuations.

Key Features:

• 100% silicone formula provides superior adhesion and flexibility
• Waterproof and weatherproof for long-lasting marine protection
• Clear finish blends seamlessly with any surface
• Remains flexible after curing to accommodate movement and vibration
• Resists saltwater, UV degradation, and temperature extremes
• Convenient 3 oz tube size for small to medium projects

Ideal for sealing hatches, portholes, deck hardware, through-hull fittings, and other marine components. This sealant bonds to glass, fiberglass, metal, and most plastics commonly found on boats. The clear formulation ensures a professional, nearly invisible finish on any application.