Everbuild Everflex 450 Builders Silicone Sealant - low modulus, waterproof, versatile for windows, metals & glazing. BS5889 compliant.
The Everbuild Everflex® 450 Builders Silicone Sealant is a premium, low modulus, oxime-cure RTV silicone sealant designed for professional and DIY applications. This high-performance sealant adheres effortlessly to both porous and non-porous surfaces without requiring a primer, making it versatile and easy to use. Conforming to BS5889, it ensures reliability and compliance with industry standards.
Formulated as a high-viscosity grade, Everflex 450 offers excellent tooling properties and cures quickly to form a permanently flexible, waterproof, and high-strength seal. Its rubber-like flexibility and resistance to dirt pick-up make it superior to conventional low modulus sealants, ensuring a neat and professional finish.
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With its fast curing time, Everflex 450 is an excellent choice for both new installations and repair work over existing sealants, ensuring long-lasting performance in a variety of construction and maintenance scenarios.
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