Sikaflex® SL 2
Short Description
Sikaflex® SL 2 is a multi-component, self-leveling polyurethane sealant designed for horizontal expansion and control joints in concrete, driveways, parking structures, decks, and industrial floors. With ±25% movement capability, superior weather resistance, and high durability, it provides long-lasting, flexible seals for high-traffic commercial and residential applications.
Sikaflex® SL 2 is a high-performance, multi-component, self-leveling polyurethane sealant engineered for expansion and control joints in horizontal concrete surfaces. This chemical-curing sealant offers exceptional flexibility, ±25% movement capability, and long-term weather resistance, making it an ideal choice for pedestrian and vehicular traffic applications.
With abrasion resistance, easy application, and no priming required for most substrates, Sikaflex® SL 2 ensures superior adhesion and lasting durability. It can withstand water immersion when properly cured and is suitable for wet environments.
Key Benefits of Sikaflex® SL 2:
- Self-leveling for easy, smooth application
- ±25% movement capability for joint flexibility
- Excellent abrasion resistance for high-traffic areas
- Weather-resistant for long-term protection
- No priming needed on most surfaces—reduces installation time
- Suitable for water immersion when fully cured
- UL-listed and fire-rated when used with Ultra Block or mineral wool
- Long pot life for extended working time
Common Applications:
- Expansion and control joints in concrete
- Driveways and sidewalks
- Parking structures and industrial floors
- Plaza decks and pavers
- Horizontal pitch pans and deck joints
💡 Available in 1.5-gallon and 3-gallon units, with a 15-month shelf life when stored properly.