OB1 Terracotta Multi-Surface Construction Sealant & Adhesive, Waterproof, 517g
Versatile OB1 Terracotta sealant bonds metals, plastics & wood underwater. Food-safe, solvent-free & weather-resistant for all construction needs.
The OB1® Terracotta Multi-Surface Construction Sealant & Adhesive is a revolutionary waterproof silicone solution that combines superior bonding with environmental safety. This versatile product excels in both dry and wet conditions, making it ideal for diverse applications from marine environments to kitchen worktops.
Key Features
- Bonds metals (including lead), plastics (PVC & GRP), glass, mirror, polystyrene, fibreglass, and wood—even underwater
- Zero VOCs for enhanced air quality
- Weather-resistant with excellent chemical resistance and fungal growth prevention
- Conforms to ISEGA Standards for food-safe use in kitchens
- Solvent-free and isocyanate-free formulation promotes environmental compliance
- Does not shrink and remains paintable for seamless integration
- Features unique flexibility with 350% elongation capacity
Applications
- Ideal for aluminium and wood bonding, accommodating natural material expansion (-40°C to +120°C range)
- Marine & pool sealant—resists saltwater and enables underwater tile repairs without draining
- Solar panel installations—solvent-free formula prevents sealant collapse
- Mirror adhesive—strong initial grab without degrading reflective backing
- Bathroom sealant—VOC-free to prevent mould and bacterial growth
- Lead flashing repairs—effective on stone, brick, and felt, even when wet
- Gutter repairs—performs underwater without solvent shrinkage
- Garden repairs—mends terracotta, ceramics, concrete, and pond ornaments
Why OB1 Terracotta? This hybrid polymer sealant outperforms traditional silicone with its permanent, flexible bonds and eco-conscious credentials. It maintains structural integrity in extreme temperatures and harsh conditions while being safe for residential, commercial, and industrial use.
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
- Metal-to-metal bonding (incl. lead, aluminium, steel)
- Plastic bonding (PVC, GRP, polypropylene)
- Glass & mirror installations
- Kitchen worktop sealing (marble, granite, quartz)
- Material: Hybrid polymer silicone
- Weight: 517g
- Temperature Resistance: -40°C to +120°C
- Elongation Capacity: 350%
- Certification: ISEGA Standards (food-safe)
- VOC Content: Zero
- Solvent-Free: Yes
- Paintable: Yes
- Shrinkage: None
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.
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