Sika - Sikaflex 1A Construction Sealant - LIMESTONE
Sikaflex-1a is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Meets Federal specification TT-S-00230C, Type II, Class A. Meets ASTM C-920, Type S, Grade NS, Class 35, use T, NT, O, M, G, I; Canadian standard CAN/CGSB 19.13-M87.
Features
• Designed for all types of joints where maximum depth of sealant will not exceed 1/2 in Excellent for small joints and fillets, windows, door frames, reglets and flashing Suitable for vertical and horizontal joints; readily placeable at 40 deg F Has many applications as an elastic adhesive between materials with dissimilar coefficients of expansion Submerged conditions, such as canal and reservoir joints Fast tack-free and final cure times. High elasticity - cures to a tough, durable and flexible consistency
• Excellent adhesion - bonds to most construction materials without a primer Excellent resistance to aging, weathering Odorless, non-staining.
• Paintable with water, oil and rubber-based paints 1a is a class 35 sealant with +/-35% movement USDA-approved, Sealant, Waterproofing and Restoration Institute (SWRI) validated
• Sikaflex-1a is a premium-grade, high-performance, moisture-cured, polyurethane-based sealant Meets Federal specification TT-S-00230C, Type II, Class A Meets ASTM C-920, Type S, Grade NS, Class 25, use T, NT, O, M, G, I; Canadian standard CAN/CGSB 19.13-M87
• 1-part, non-sag, polyurethane elastomeric sealant/adhesive
