Gp Neutral Silicone Weather Resistant Sealant S-998. Weather & UV Resistant: Withstands extreme temperatures, UV radiation, and harsh weather without cracking. Versatile Adhesion: Adheres to glass, metal, plastic, ceramic, and wood for various applications. Waterproof Barrier: Forms a durable waterproof seal preventing leaks in bathrooms, kitchens, and outdoors. Flexible & Durable: Accommodates movements and vibrations, ensuring long-lasting bonds. OEM/ODM Support: Offers full customization from samples or designs with flexible options. ISO 9001 Certified: Passed ISO9001-2015 certification and Ministry of Construction testing. Easy Application: Easy to apply with a standard caulking gun for a smooth, professional finish. Free Samples: Provides free samples for quality verification before bulk orders.