Premium Neutral Cure Silicone Sealant for Glazing and Construction Joints Soudal SILIRUB® 2 is a high-performance, premium-grade silicone sealant designed for a wide range of construction and glazing applications. Its neutral cure formulation provides excellent adhesion without corrosion, making it suitable for use on metals, glass, plastics, masonry, and coated surfaces. It offers permanent elasticity, superior weather resistance, and long-term durability in both interior and exterior environments. Key Features & Benefits Neutral Cure: Non-corrosive to metal substrates and compatible with a wide range of construction materials. Weather & UV Resistant: Ideal for external applications requiring long-lasting durability. Excellent Adhesion: Bonds to glass, aluminium, PVCu, wood, concrete, and more without primer in most cases. Permanently Elastic: Accommodates joint movement up to ±25%. Mould Resistant: Contains fungicide for sanitary and glazing applications in damp conditions. Product Details Type: Neutral cure silicone sealant Colour: Available in multiple colours (including Clear, White, Grey) Packaging: 300ml cartridge Skin Time: Approx. 10–20 minutes Full Cure: 24 hours (depending on joint dimensions and conditions) Movement Capability: ±25% SKU: SOUSILIRUB2 Application Instructions Surface Preparation: Surfaces must be clean, dry, and free of grease or dust. Application: Use a standard sealant gun to apply an even bead into the joint. Tooling: Smooth with a suitable tool or spatula within the skinning time. Limitations Not paintable — use in areas where painting is not required. Do not use in aquariums or on bituminous substrates. Health & Safety Use in well-ventilated areas. Avoid prolonged skin contact. Wear appropriate PPE. Refer to the Safety Data Sheet (SDS) for full safety information.
