Heng's 9300C 100% RTV Silicone Sealant Clear 10.3oz

Heng's 9300C is a professional-grade 100% RTV (Room Temperature Vulcanizing) silicone sealant specifically designed for RV and marine applications. This NSF-approved acetoxy cure sealant provides superior adhesion and waterproofing for a wide variety of sealing and bonding tasks.

Key Features:

• 100% RTV silicone formula for maximum flexibility and durability
• NSF approved for safety and quality assurance
• Medium modulus formulation balances strength and flexibility
• One-component system requires no mixing—ready to use
• Toothpaste-like consistency for easy application and control
• Non-sagging formula ideal for overhead and vertical applications
• Acetoxy cure system provides fast tack-free time
• Excellent adhesion to glass, metal, ceramic, and many plastics
• Weather-resistant and UV stable for long-lasting outdoor performance

Perfect for sealing roof vents, windows, hatches, and other RV or marine components where a reliable, flexible waterproof seal is essential. The clear formulation dries transparent for a clean, professional appearance on any surface.