Isolatek International

Isolatek International is the trusted leader in passive fireproofing solutions, empowering architects and specifiers to design safer, high-performing, and aesthetically superior buildings. Since 1875, we have led the industry with unmatched product breadth and expertise, including spray-applied fireproofing, intumescent fireproofing, rigid board systems, and thermal acoustical insulation. Our innovative fireproofing technologies are used in some of North America’s most iconic structures, such as the Apple Loop, San Francisco International Airport, and the Oculus. Unlike competitors who offer limited product categories, we provide the industry's most complete offering, delivering the right fireproofing solution for each unique application. With four manufacturing locations across the U.S., Isolatek is wherever your projects are, providing reliable, code-compliant fireproofing solutions tailored to your needs. Our technical experts bring over 450 years of combined experience, offering unparalleled support and ensuring your projects meet the highest safety standards. From Blaze-Shield® to FireSolve®, we continuously advance fireproofing technology, making buildings safer, faster, and better. Isolatek is also proud to be registered with the AIA Continuing Education System (AIA/CES), offering education and training to architects and specifiers to help them stay at the forefront of fireproofing innovation.