Selleys Liquid Nails Instant Hold is a high performance advanced polymer construction adhesive that delivers an instant hold up to 400kg per m2 on any building material, even vertical surfaces*. It is heat, UV and water resistant and doesn't require fasteners or clamps for many applications* so you can get on with the next job. Suitable for indoor or outdoor use.| UV, heat and water resistant.| Adheres to wet and damp surfaces and can be applied on wet surfaces^. | Powered by Sil-X advanced polymer technology.| *Holds instantly but must not be disturbed until fully cured. Weight is restricted for non-porous substrates including, for example, metal & glass - support may be required where the object exceeds 5kg.^Not for permanent water immersion.