OB1 OB21 Premium Shower & Bath Silicone, Clear, 310ml
High-grade silicone sealant for baths, showers & sanitary ware. Mould-resistant, flexible & UV-stable. 310ml cartridge.
The OB1 OB21 Premium Shower & Bath Silicone is the ultimate solution for sealing around baths, basins, and sanitary ware, offering exceptional water, UV, and weather resistance for a long-lasting, protective seal.
A premium-grade, acetoxy-curing silicone suitable for both internal and external use, it provides a flexible, watertight seal with added anti-fungal compounds to inhibit mould growth in high-humidity environments. Specifically formulated for reliable sealing in bathrooms and wet areas, this silicone delivers a permanently elastic and durable finish, resistant to temperatures up to 180°C.
Key Features
- Premium-grade, acetoxy-curing silicone with mould resistance
- Flexible, watertight seal for domestic and professional applications
- Strong adhesion to most building materials, including painted wood, ceramic, enamel, and glass
- Permanently elastic to accommodate movement without cracking
- Weather and UV-resistant for interior and exterior use
- Low VOC content, making it safer for indoor applications
Applications
- Sealing baths, basins, and sanitary ware
- Use on glass and glazed surfaces in high-humidity areas
- Ideal for showers, shower enclosures, and ceramic tiles
Limitations
- Not suitable for PE, PP, PC, PMMA, PTFE, soft plastics, neoprene, or bituminous substrates
- Avoid use on concrete, marble, lead, copper, and galvanised steel
Storage
- Shelf life of 18 months when stored in original sealed packaging in a frost-free, dry environment (5°C to 25°C).
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
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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