OB1 Multi-Surface Construction Sealant & Adhesive for bonding and sealing metal, plastics, mirror, polystyrene, fibreglass and wood. This silver sealant and adhesive has a hybrid polymer formulation, which means it can be applied under water. It acts as a structural underwater bond in closed-face applications in swimming pools such as floor and wall tiles without the need to drain the pool. OB1 Multi-Surface Construction Sealant & Adhesive maintains a robust bond when cured from -40 to +120 allowing it to cope in harsh external weather conditions and in refrigeration environments. The OB1 Hybrid Sealant Adhesive Silver 290ml has a user-friendly, hybrid polymer formulation. An alternative to mastics, wood and PU adhesives, silicones, acrylics and butyl rubber sealants. Contains no solvents so will never crack or shrink. Can be applied on wet surfaces, painted or moulded. Very high bond strength with resistance to fungal and bacterial growth. OB1 bonds all metals even lead, plastics including PVC, GRP and more including glass, mirror, polystyrene, fibreglass and wood. Even works in water. Features zero VOCs. Excellent Chemical Resistance, Resists Fungal Growth, Weather Resistant, Works in Wet or Dry Conditions Including Salt Water, Excellent Mechanical Resistance, Does Not Shrink, Paintable, Unique Flexibility, Environmentally Compliant, Food Safe Conforms to ISEGA Standards. Sealant Applications: Bonding, Sealing. Dispensing Method: Cartridge. Sealant Colour: Silver. Volume: 290ml. Product Range: OB1 - Multi-Surface Sealant & Adhesive. Country of Origin: Great Britain.