Sikaflex 2C SL is a two-component, premium-grade, polyurethane-based, elastomeric sealant. It is principally a chemical cure in a self-leveling consistency. Sold with color pack.
Spectrem® 1 is a high-performance, single-component, moisture-cure, ultralow modulus silicone sealant. Spectrem 1 is the ideal sealant for the most demanding dynamically moving joints. This includes material having a high coefficient of linear expansion such as aluminum curtainwalls, precast concrete panels, metal panels and window perimeters.
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