Dowsil 983 Structural Glazing Sealant Base & Catalyst is a two-part neutral cure RTV sealant designed for factory glazing and curtain wall production. Supplied as a two-part kit, once catalysed the material cures to a high-modulus, flexible silicone rubber that is suitable for use in structural and weather seal applications. It features excellent adhesion to most common construction materials, a physical property profile that is more than sufficient for structural adhesive and weather seal applications, a non-corrosive by-product, and excellent weatherability, durability and recovery after repeated extension and compression up to 25%. It can be used in deep narrow joints to obtain a full and complete cure.

Areas of Use:

• Factory glazing and curtain wall production
• Dual structural and weather seal applications are desired

Features & Benefits:

• High modulus
• Improved productivity
• Low VOC formula
• Forms a durable, flexible and watertight bond
• Excellent unprimed adhesion to most glass, chromated and anodized aluminium and many painted aluminium surfaces
• Excellent weatherability, durability and recovery
• Supplied as a kit - Base and Catalyst