ARDEX X 77 S is a grey, fibre-reinforced, ultra-rapid setting and hardening cement-based adhesive designed for both floor and wall tiles. Its MICROTEC technology enhances adhesion and flexibility while offering advanced slump resistance, making it particularly suitable for large-format wall tiles. This adhesive is perfect for a variety of tiles, including ceramic, fully vitrified, glass, porcelain mosaics, and terrazzo. ARDEX X 77 S bonds effectively to numerous construction materials such as concrete, cement and sand renders, heated sub-floors, brickwork, gypsum plaster, and even ex