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.
After bigger quantities? Need extra quantities? Get in touch and we'll organise it for you.
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
- 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 Australian 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.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can check a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
Similar Products
You might like
