OB1 bonds all metals, plastics, glass, and wood, even working in water. Features zero VOCs. It offers excellent chemical and mechanical resistance, resists fungal growth, is weather resistant, works in wet or dry conditions including saltwater, does not shrink, is paintable, and has unique flexibility. It is environmentally compliant and food safe, conforming to ISEGA standards. Sealant applications include bonding and sealing, dispensed from a cartridge. Sealant colour is Grey, volume is 290ml. Product Range is OB1 - Multi-Surface Sealant & Adhesive. Country of Origin: Great Britain. This user-friendly, hybrid polymer formulation is an alternative to mastics, wood and PU adhesives, silicones, acrylics and butyl rubber sealants. It contains no solvents so will never crack or shrink. Can be applied on wet surfaces, painted or moulded, offering very high bond strength with resistance to fungal and bacterial growth.