12 Cartridges of 350ml GRIPFILL. Will bond most building materials Superior final bond strength Suitable for interior and exterior use EVO-STIK GRIPFILL is a multi-purpose, high-strength gap filling adhesive. It’s suitable for interior and exterior use (provided the bond is covered) and is specially formulated to stick a wide range of building materials including wood, plasterboard, tiles, stone, metal, breeze blocks, bricks, ceramic, concrete, UPVC and more. Thanks to its gap filling qualities, GRIPFILL can even be used on uneven surfaces. Suitable materials: Wood, plasterboard, tiles, stone, metal, breeze blocks, bricks, ceramic, concrete, UPVC and more