Pipe penetration firestop

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Sales Rep Locator. Distributor Finder. We have a broad, innovative line of caulks, putties, sealants, foams, devices and large opening solutions for mechanical, electrical and plumbing MEP penetrations and membrane applications. We offer a broad platform of flexible duct wrap and endothermic mat products for fire-resistant duct, critical electrical circuit and structural steel applications. Easy to install, requiring no backing material in wall or floor applications.
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3M Firestopping Products

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Products - STI Firestop

Everyday across the globe, injuries, deaths and property destruction result from fire related events in structures. Interestingly enough these fires occur even though there were fire safety precautions incorporated into the buildings — from sprinkler systems to firestopping of wall, floor and ceilings penetrations. Just as important to consider is the fact that many of these structural losses, and the associated tragedy, is thwarted every day due to these safety precautions being installed — correctly. A raging building fire will use any opportunity to circulate deadly gases, toxic smoke, and flames through penetrations into areas that were supposed to be protected — even the smallest opening or seam around a plumbing pipe, conduit or wire can become a direct passage. Firestopping is a fire defense system that is critical yet often times not given credit for its importance in preventing loss of life by preventing products of combustion from spreading throughout a building. Just as contractors and installers consider their individual trades plumbing, HVAC, etc. In fact, firestopping crosses all trades and industries on the job site and is as important as any other trade to contributing to the overall durability and reliability of the final structure.
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3M Through Penetrations

A firestop or fire-stopping is a form of passive fire protection that is used to seal around openings and between joints in a fire-resistance-rated wall or floor assembly. Firestops are designed to maintain the fireproofing of a wall or floor assembly allowing it to impede the spread of fire and smoke. Firestops prevent unprotected horizontal and vertical penetrations in a fire-resistance-rated wall or floor assembly from creating a route by which fire and smoke can spread that would otherwise have been fire resisting construction, e. Fire stopping is also to seal around gaps between fire resisting constructions, e.
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