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  • Weatherproofing
  • Metal Buildings
  • IG / Window / Door
  • RV / Cargo Trailer
  • Other Applications

Welcome to Sealex International, Inc.

Sealex International, Inc. has developed a unique low viscosity extrusion process utilizing moisture-cure silicone chemistry to manufacture its ImmerSeal® line of pre-cured silicone sealant products.  Sealex products have been used for over 20 years in numerous applications in a variety of industries including commercial weatherproofing, metal buildings, roofing, window & IG, RV, industrial, food handling, transportation, marine, and more.



If you have a waterproofing problem, whether it is leaking skylights or windows, failed caulk joints, leaks in a metal roof, leaks or punctures in RV's or cargo trailers, the ImmerSeal® system can help solve the problem.

We have the perfect sealing solution for you.

Industry Affiliates

ASTM International LogoASTM International