F32 Stycco-Grip Mastic Adhesive. The general purpose F32 Stycco-Grip Mastic Adhesive will suit a vast range of projects, as it is compatible with ceramics, concrete, metal, wood, and glass materials. The durable adhesive is ideal for filling gaps and for providing a perfectly sealed finish. Made with a convenient dispenser, the adhesive is easy to use and will minimise waste. Available with a beige colour, this 350 ml sealant is high quality, helping you complete your projects to a high standard.