Non-Staining Stone Silicone Sealant That Provides Strong Adhesion and Long-Lasting Protection for Stone Facades. Non-Staining Formula: Prevents yellowing or staining on light-colored stone and delicate porous surfaces. Neutral Curing Technology: Non-corrosive and safe for sensitive substrates like metals, stone, and glass without etching. Primerless Adhesion: Forms strong bonds to stone, granite, marble, ceramics, concrete, and cement without primer. Flexible & Durable: Maintains elasticity over decades, preventing cracking, hardening, or shrinkage in dynamic joints. Single-Component System: Ready-to-use with no mixing required; cures upon exposure to atmospheric moisture. Custom Color Options: Standard colors include Black, White, and Gray with custom color availability upon request. Comprehensive Compliance: Meets GB/T 23261-2009, ASTM, ISO, UL94 V-0, FDA, REACH, and RoHS standards.