OB1 Sandstone Multi-Surface Construction Sealant & Adhesive – Waterproof Silic
Versatile OB1 Sandstone sealant bonds metals, wood & plastics. Waterproof, food-safe, VOC-free. Ideal for kitchens, marine use & repairs.
The OB1 Sandstone Multi-Surface Construction Sealant & Adhesive is a high-performance, waterproof silicone-based product designed for a wide range of applications. Its unique hybrid polymer formula provides a robust bond on various materials, including metals (even lead), plastics (PVC & GRP), glass, mirror, fibreglass, wood, and more—even in wet conditions.
Features & Benefits
- Excellent Chemical Resistance
- Resists Fungal Growth
- Weather-Resistant & UV-Stable
- Food Safe – Conforms to ISEGA Standards
- No Solvents or Isocyanates
- Does Not Shrink or crack over time
- Paintable for seamless integration
- Unmatched Flexibility (350% elongation)
- Environmentally Compliant – Zero VOCs (A+ air rating)
- Works in Wet or Dry Conditions, including saltwater
Applications
- Bonds aluminium & wood, accommodating expansion/contraction (-40°C to +120°C).
- Food-safe formula for kitchens (seals marble, granite, quartz worktops).
- Marine & pool sealant (submersible, saltwater-resistant).
- Repairs carbon fibre, fibreglass & GRP with vibration resistance.
- Bonds plastic to metal/steel without etching surfaces.
- Solar panel installations (permanent, non-shrinking adhesive).
- Mirror adhesive (no solvent degradation).
- Bathroom sealant (mould-resistant, VOC-free).
- Seals lead flashings, gutters, and garden repairs (terracotta, concrete, etc.).
Technical Specifications
- Material: Hybrid polymer sealant/adhesive
- Colour: Sandstone
- Temperature Range: -40°C to +120°C
- Elongation Capacity: 350%
- Dimensions: 6.8cm (W) × 4.8cm (D) × 23cm (H)
- Weight: 517g
Ideal for DIY, construction, and industrial use, OB1’s solvent-free formula delivers durability and versatility without妥协.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Bonding aluminium & wood
- Kitchen worktops (marble, granite, quartz)
- Marine & pool sealing
- Carbon fibre/fibreglass repairs
- Material: Hybrid polymer
- Colour: Sandstone
- Temperature Resistance: -40°C to +120°C
- Elongation: 350%
- Width: 6.8cm
- Depth: 4.8cm
- Height: 23cm
- Weight: 517g
- Food Safe: ISEGA-compliant
- VOC-Free: Zero volatile organic compounds
- Waterproof: Submersible, saltwater-resistant
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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