High-quality silicone sealants are essential for various construction applications, including waterproofing, glazing, and joint sealing. Several brands dominate the Australian market, offering a range of products designed for different needs. Below, we explore five leading silicone brands, their company details, website links, and their standout products.

1. Pasco Construction Solutions
Website: https://pasco.net.au/
Pasco Construction Solutions is a well-established Australian supplier of sealants, silicones, and waterproofing products, catering to both residential and commercial construction projects.
Key Products:
Pasco Hypercryl 363 – A siliconised acrylic latex sealant designed for interior and exterior use. It provides superior adhesion, flexibility, and resistance to water, UV exposure, and mildew, making it ideal for construction and expansion joints, precast panels, and masonry walls.
Pasco Hypersil 912 – A neutral-cure, sanitary-grade silicone resistant to mould and mildew, making it perfect for bathrooms, kitchens, and other wet areas.
2. Soudal
Website: https://soudal.com.au/
Soudal is a global leader in sealants, foams, and adhesives, providing innovative solutions for construction, industrial, and retail applications.
Key Products:
All Purpose Silicone – A premium, neutral-cure silicone designed for a wide range of applications, including bathrooms, kitchens, roofing, gutters, and window glazing. It provides excellent adhesion, long-term durability, and resistance to weathering.
Multibond SMX35 – A high-quality, single-component, permanently flexible joint sealant based on Soudal’s SMX® Polymer technology. It offers excellent UV resistance, high elasticity, and can be painted. It is ideal for sealing and bonding applications in construction, as well as sanitary areas like kitchens and bathrooms.
3. Durotech
Durotech specializes in waterproofing and sealant solutions, offering high-performance products designed to withstand harsh Australian conditions.
Key Products:
Durosil DS100 – A versatile, one-component, 100% silicone sealant ideal for sealing building joints and glazing systems. It has excellent UV and weather resistance, cures with atmospheric moisture to form a durable rubber seal, and contains antifungal and antibacterial properties, making it ideal for high-condensation areas such as bathrooms and kitchens.
Duraflex – A highly flexible sealant suitable for applications exposed to constant water immersion, such as water-retaining structures.
4. Maxisil
Website: https://maxisil.com/
Maxisil is known for its premium silicone sealants, specifically formulated for bathrooms, wet areas, pools, and natural stone applications.
Key Products:
Maxisil A - Acetoxy – A high-performance silicone designed for wet areas such as bathrooms and kitchens. It provides excellent adhesion and resistance to mould and mildew.
Maxisil P - Pool – A specially formulated sealant designed for pools and fountains, offering superior durability and waterproofing capabilities.
5. APTC - B&L
Website: https://aptcaust.com.au/
APTC Australia is a 100% Australian-owned company that specializes in high-quality waterproofing and sealing products for the construction industry.
Key Products:
B&L ProSan2 MR200 Series – A professional-grade, mould-resistant silicone sealant designed for wet areas such as bathrooms, kitchens, and shower recesses. It provides strong adhesion to tiles, ceramics, and porcelain, preventing mildew and bacterial growth.
B&L ProFlex LM – A high-quality, elastic hybrid polymer sealant with excellent movement capability. It is ideal for expansion joints, connection joints in window and door frames, and concrete applications.

Conclusion
Choosing the right silicone sealant brands in Australia depends on the specific requirements of your project, such as flexibility, waterproofing, or durability. These top brands offer a variety of solutions tailored to both professionals and DIYers, ensuring long-lasting performance in Australian conditions. Whether you're sealing a bathroom, constructing a high-rise, or working on an industrial project, these brands provide trusted options for all sealing needs.
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