About this product

The GUIBAO 998 Silicone Weatherproofing Sealant is a high-performance, single-component, neutral cure silicone sealant designed for superior weather resistance and durability in construction applications. Its primary function is to provide a flexible, watertight, and airtight seal against environmental elements, preventing water ingress, air leakage, and dust penetration. Key features include excellent adhesion to a wide range of building substrates, outstanding UV resistance, and the ability to withstand extreme temperature fluctuations without degradation. This sealant is formulated for long-term performance, maintaining its elasticity and sealing properties over many years. Constructed from premium silicone polymers, the GUIBAO 998 offers exceptional construction quality and is typically available in a neutral grey finish, though other colours may be available upon request for specific project needs. It is conveniently packaged in standard 300ml disposable cartridges, with 24 cartridges per carton, and in larger 590ml sausage tubes, with 20 tubes per carton, catering to various project scales. Typical applications include sealing expansion and construction joints in curtain walls, windows, doors, roofing, and facade systems across the commercial and residential building sectors. This product is ideal for importers, wholesalers, and retailers seeking a reliable weatherproofing solution, as well as for end-use industries like construction and building maintenance. While specific certifications are not detailed, its formulation adheres to industry standards for weatherproofing sealants, making it a dependable choice for international trade buyers seeking quality and performance in their chemical product sourcing.