Starbrite 082123 Marine Grade Silicone Sealant Black 10.3 oz

Starbrite 082123 is the #1 selling marine sealant, formulated with 100% marine-grade silicone for superior performance in harsh marine environments. This professional-grade sealant won't turn yellow, shrink, or sag over time, maintaining its integrity and appearance season after season.

Key Features:

• 100% marine-grade silicone formula designed for marine applications
• Remains flexible across extreme temperature ranges from -70°F to +480°F
• Bonds securely to fiberglass, plastic, wood, glass, and metal surfaces
• Resistant to sunlight, weathering, most chemicals, and solvents
• Won't yellow, shrink, or sag with age or UV exposure
• 10.3 oz (300 ml) cartridge size fits standard caulking guns
• Black color for professional appearance and versatile use

Ideal for sealing hatches, ports, deck hardware, through-hull fittings, and countless other marine applications where a durable, waterproof seal is essential. This sealant provides long-lasting protection against water intrusion while maintaining flexibility to accommodate the natural movement of boats and marine equipment.