High-quality neutral silicone sealant

SOUDAL Silirub 2 is a neutral, elastic silicone sealant specially developed for sealing construction joints and glazing. Thanks to its fast skin formation and excellent adhesion to various materials, this sealant is ideal for both professional and DIY applications.

Main features

• Very easy to apply: Simple to use with standard caulking guns.
• Colorfast and UV stable: Retains its black color without fading under sunlight.
• Permanently elastic after curing: Adapts to joint movements without cracking.
• Excellent adhesion: Bonds to most building materials, including PVC, glass, aluminum, and treated wood types.
• Low modulus: Suitable for applications with larger movement joints.
• Neutral and non-corrosive: Does not affect metal substrates.

Areas of application

• Glazing works: Suitable for sealing connection joints at windows and doors.
• Construction joints: Ideal for expansion joints between different building materials.
• Seals between various materials: Effective for joints between PVC, treated wood and metal profiles, and glass.

Technical specifications

• Packaging: Cartridge of 310 ml.
• Color: Black.
• Application temperature: Between +5°C and +35°C.
• Skin formation: Fast, ensuring efficient finishing.

Instructions for use

For optimal adhesion, it is important that surfaces are clean, dry, and grease-free. Apply the sealant with a manual or pneumatic caulking gun and smooth with a suitable finishing tool before skin formation. Clean tools immediately after use with white spirit.

Limitations

• Not paintable: Keep this in mind for applications where painting is desired.
• Not suitable for continuous underwater applications: Avoid use in situations where the sealant is constantly exposed to water.

With SOUDAL Silirub 2, you choose a reliable and versatile silicone sealant that meets the highest requirements for sealing work.