OB1 Silver Multi-Surface Sealant & Waterproof Adhesive (Box of 12)
OB1® Silver sealant bonds metals, plastics & more. Waterproof, food safe & perfect for marine, pool & solar panel applications.
OB1® Silver Multi-Surface Construction Sealant & Adhesive is a versatile and high-performance solution for bonding and sealing a wide range of materials, even in wet conditions. This solvent-free, hybrid polymer formula offers exceptional flexibility and durability, making it ideal for both indoor and outdoor applications.
Key Features:
- Bonds metals (including lead), plastics (PVC & GRP), glass, mirror, polystyrene, fibreglass, and wood
- Works in water, including saltwater environments
- Zero VOCs, making it environmentally friendly and safe for residential use
- Food safe (conforms to ISEGA Standards), suitable for kitchens and food preparation areas
- Paintable with excellent chemical and weather resistance
- Resists fungal growth and does not shrink or crack over time
- Unique flexibility, able to elongate up to 350%
Applications Include:
- Marine and pool sealing – bonds underwater without requiring pool drainage
- Carbon fibre, fibreglass, and GRP repairs – withstands vibration
- Solar panel installation – creates a permanent, weather-resistant seal
- Mirror adhesion – strong initial grab without degrading mirror backs
- Bathroom sealing – prevents mould with its solid, hole-free cure
- Lead flashing on roofs – seals effectively even when wet
- Gutter repairs – works underwater and maintains a long-lasting seal
- Gardening – repairs terracotta, ceramic, concrete, slate, and broken pots
Why Choose OB1®? This industrial-strength adhesive is odourless, safe for residential use, and maintains a robust bond from -40°C to +120°C. Its hybrid polymer formula ensures flexible adhesion, accommodating material expansion and contraction without failure. Perfect for marine, construction, and DIY projects, OB1® delivers reliable performance in the toughest conditions.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Marine and underwater applications
- Swimming pool repairs and tile bonding
- Solar panel installations
- Kitchen worktop sealing (marble, granite, quartz)
- Material: Hybrid polymer formula
- Packaging: Box of 12 cartridges
- Weight: 4500 grams (total)
- Temperature Resistance: -40°C to +120°C
- Elongation Capacity: Up to 350%
- Food Safe: Conforms to ISEGA Standards
- VOC Content: Zero VOCs
- Weather Resistance: Excellent, including saltwater
- Chemical Resistance: High
- Paintable: Yes
- Fungal Resistance: Yes
- Shrinkage: None
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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