Description

• One-part, neutral-curing, ultra low-modulus silicone sealant
• Performs  well under dynamic conditions
  1. Strong adhesion
  2. Ultra-low modulus
  3. High extension/compression
• Meets the requirements of ASTM C-920, Type S, Grade NS, Class 100/50, Use NT, M, G, A, O; TT-S-00230C, Type II, Class A; TT-S-001543A, Class A; CAN/CGSB-1 9.1 3-M87, AAMA 808.3

Uses:Sikasil® WS-290 silicone sealant is designed primarily for sealing expansion and control joints in precast concrete panels, architectural stones, metal curtainwalls, perimeter sealing of doors and windows, Exterior Insulation Finish Systems (EIFS) and numerous other areas requiring a high-performance sealant.Characteristics and Advantages:

• Accommodates long-term movement of 100-50% in properly designed joints
• Neutral cure
• Suited for use in Exterior Insulation Finish Systems (EIFS)