Gp Caulking Neutral Clear Acid Waterproof Glass Silicone Sealant for Window Door. Excellent Waterproof Performance: Designed for superior waterproof sealing in construction and home decor applications. Multi-Color Customization: Available in transparent, white, grey, black, or other colors as per customer requirements. Fast Surface Curing: Forms a skin in approximately 10 minutes for quick project turnaround. High Elongation Capability: Features 267% elongation at break for excellent movement capability in joints. Long Service Life: Durable formula that resists yellowing or blackening over time. Versatile Adhesion: Strong adhesion to glass, aluminum, cement, concrete, and other construction materials. ISO9001 Certified: Manufactured under strict quality management standards for consistent reliability. OEM Branding Support: Accepts OEM branding for customized product identification and marketing.