• ttg-1
    SpecSeal® Track Top Gasket, Making the Split Decision

    Posted on Dec 14, 2018

    Intumescent Gasket products such as SpecSeal® Track Top Gasket (TTG) are a relatively new addition to the suite of firestop products used to address construction joints. Designed to take the place of traditional firestop sealants and sprays, TTG consists of a thin profile intumescent with a Polyethylene backing material on one side. TTG is available…

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  • new-system-update
    SpeedFlex® TTG Track Top Gasket Proves a Sound Choice for Standard 1 or 2 HR Acoustical Wall Designs

    Posted on Dec 06, 2016

    Walls built to contain both fire and sound are commonplace in modern building construction. Beyond protection of occupants and property, personal privacy is of ever increasing importance. For this reason, barriers are constructed with features to reduce sound transmission. While construction methods and materials can vary, commonality is their ability to resist passage of sound…

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  • firestopping-vs-fireblocking
    Firestopping Vs. Fireblocking

    Posted on Mar 02, 2015

    Firestopping is required in multi-family frame dwellings wherever a rated separation wall or floor is required. Rated separation walls are always required between units. Rated floors are only required in in buildings of three stories or more. These are the general rules there are exceptions. What is Fireblocking? Where the walls and ceilings do not…

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  • microsoft-word-sti-ez-path-leakage-analysis-_rev-4_-docx-8
    EZ Path® System – Analysis of EZ-Path Device Leakage

    Posted on Jun 22, 2010

    UL 1479/ASTM E814 defines the test procedure used to measure the air-leakage of a fire-stopping device. The test is completed using a tightly sealed chamber and a flow measurement device capable of measuring ultra-low volumetric flows of air. UL 1479/ASTM E814 specifies the test to be completed at 75 Pa. The purpose of this investigation…

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  • microsoft-word-sti-ez-path-leakage-performance-whitepaper-_fin
    EZ Path® System – Addressing the Enclosure Integrity Issue

    Posted on Jun 02, 2010

    Total flooding gaseous suppression systems rely on the tightness of the enclosure in order to provide maximum protection to the hazard. Like water draining from a bathtub, the clean agent mixture exerts a pressure on the floor of the enclosure which causes the agent to run out of the enclosure through leaks in the lower…

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  • zsti3297-techupdate-output-rev-indd
    Modern Advances in Firestop Technology – New Generation Products Provide Flexibility and Compliance

    Posted on May 02, 2009

    Firestopping is a fairly well defined process these days. The average contractor is aware of the need to properly seal penetrations made within fire-rated floors and walls. Not only is it an important step from a life safety and property protection perspective, but it is also code mandated. Publications such as the BICSI Telecommunications Distribution…

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  • firestop-putty-pads-when-where-and-how-to-use-the-them-2
    Firestop Putty Pads – When, Where and How to Use Them

    Posted on Oct 30, 2007

    One of the least publicized and most misunderstood products in the SpecSeal® line would have to be our putty pads. At the request of several of our customers, we’re going to attempt to remove the shroud of mystery surrounding this product by answering some of the most commonly asked questions. What are putty pads used…

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  • where-theres-smoke-there-may-be-cables-1
    Where There’s Smoke… There May Be Cables!

    Posted on Jul 10, 2007

    Improperly sealed cable penetrations are a serious problem. There are three facts of life when it comes to firestopping and smoke sealing data and communications cable penetrations… 1. Change is constant. 2. Cable bundles are inherently leaky. 3. Conventional cable firestopping requires human beings to do the job right every time! These factors combine to…

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  • l-rating-tech-update-rev-2
    The Problem With Leakage Ratings

    Posted on Jan 02, 2006

    More and more UL Firestop Sysems for cable penetrations now carry L-Ratings. Do you know what they mean? It seems simple doesn’t it? Air is pumped into a chamber and the rate at which it leaks out is measured. Pretty simple… Or is it? It would be if that’s all there was to it. Unfortunately…

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  • firestopping-wood-floor-chase-assemblies-1
    Firestopping Wood Floor Chase Assemblies

    Posted on Dec 20, 1999

    Wood frame construction and fire are a deadly combination! It’s easy to understand the concern people have about fire when it comes to wood frame structures. Everyone knows full well that wood is easily ignited and burns rapidly. More deaths occur in wood frame buildings each year than in any other type of structure. Over…

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