The Firestop
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Specified Technologies Incorporated is an industry leader in developing innovative fire protection systems that help stop the spread of fire, smoke, and hot gases. For over 25 years, our team has worked hand in hand with the construction industry to create simple solutions to complex firestopping problems.
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STI Firestop offers real world solutions to tackle any project demands. Whether the job is simple or complex, we have the right product for your firestop needs.
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Regardless the industry, be proactive when it comes to passive fire protection. Choose STI Firestop products to protect your assets.
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Get all the information you need to select STI Firestop products, including capacity calculators, data sheets, and professional resources.
Solutions for Openings in Hollow Core Floors
Posted on Aug 15, 2019
Many of STI’s existing UL systems for firestops within concrete floors contain an option that allows their use in assemblies constructed of hollow-core precast concrete units. These listings will limit the opening diameter to 7 inches or less for round openings or to a maximum 7 inch by 7 inch square opening. UL offers a… Read full article
Just Bead It! Sealing the Point Contact Location
Posted on Aug 01, 2019
UL Systems that permit point contact will often specify a bead of sealant to be applied at the point contact location between penetrant and periphery of the opening. The UL Systems somewhat generically list the sealant applied at that location as a bead having a minimum diameter. This can sometimes cause confusion. To begin, let’s… Read full article
