Below is a comprehensive list of the types of products we stock, along with the reputable manufacturers we partner with to ensure you have access to the items you require. If you find that you need something not currently listed on our site for your construction project, please reach out to us. We can assist with most construction products from any of the listed manufacturers. Contact us today!

Product Type

Manufacturers

Sikasil® WS-290

Ultra low modulus, neutral cure silicone sealant

Sikasil® WS-290 is a one-part, neutral-curing, ultra low-modulus, low to no bleed silicone sealant that cures to a durable, flexible building sealant Sikasil® WS-290 performs exceptionally well under dynamic conditions due to its ultra-low modulus, high extension/compression, recovery properties and strong adhesion to most building materials. Sikasil® WS-290 accommodates long-term movement of +100/-50 % in properly designed joints and is particularly well suited for use in Exterior Insulation Finish Systems (EIFS). 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-19.13-M87.

  • Ultra low modulus
  • Unaffected by most atmospheric conditions
  • Excellent resistance to UV and Ozone exposure