Premium-Grade Sikaflex-1a Self-Leveling Concrete Sealant - White

Sikaflex-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. This sealant can be used in green and damp concrete applications and meets various standards, including Federal Specification TT-S-00230C, Type II, Class A, ASTM C-920, Type S, Grade NS, Class 35, use T, NT, O, M, G, I, A, and the Canadian standard CAN/CGSB 19.13-M87.

Designed for all types of joints where the maximum depth of the sealant will not exceed 1/2 inch, Sikaflex-1A is an excellent choice for small joints and fillets, windows, door frames, reglets, flashing, common roofing detail applications, and many construction adhesive needs. This sealant offers exceptional performance on joints where the maximum depth is equal to 1/2 inch or less, making it an ideal choice for securing windows, door frames, reglets, flashing, and more.

The urethane-based formula of Sikaflex-1A provides strong resistance to weathering and aging, curing quickly to a tough but pliant consistency that lasts. The sealant maintains an impressive elasticity, allowing it to accommodate ±35% joint movement without damage, ensuring better resistance to tears and cuts.

Sikaflex-1A is certified and reliable, meeting multiple federal and Canadian standards, including ASTM C920 for elastomeric joint sealants and NSF/ANSI Standard 61 for potable water. Additionally, your fast-curing Sikaflex pro select sealant provides you with a tack-free time to touch of only 3 hours and a final cure of a week or less, saving you time on your projects.

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