Tag Archives: conduit

Spotlight on firestopping conduit risers

Posted on March 18, 2016 by zalepka

Firestopping conduit risers has always been a challenge for electrical contractors on high-rise construction projects. Typically anywhere from 8-20, 4″ conduits rise through the building, originating in the basement and continuing up the building through fire-rated floors.  There are a … Continue reading →

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Spotlight on the No Fly Zone

Posted on January 7, 2015 by zalepka

Lately, there has been great concern regarding the number of penetrating items near fire-restrictive construction joints. This presents a problem because penetrating items that pass through joints can inhibit the ability of the joint to allow for movement. Construction joints … Continue reading →

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Product Spotlight on Self Leveling Silicone Firestop Sealant

Posted on December 4, 2014 by zalepka

Check out this video that Mark Nunn and I made (I will admit, it needs some editing… for a quick reference check out 1:25 and 2:45) installing UL System CAJ8022 using STI’s SpecSeal Self Leveling SIL Silicone Firestop Sealant. STI’s self-leveling product is … Continue reading →

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