Summary of Firestop Systems and Products for Through Penetrations

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Cementitious,
rigid seal (mortar)
Sealing Voids, Pipes, Conduits, Cables, Cable Trays suitable for large openings

UL® and Factory Mutual* approved systems for 1-4 hours
for various penetrants through rated firewalls and floors.
Cementitious, rigid seal (mortar)
Radiation Shield for Fire Protection in the Nuclear Industry
Sealing Pipe, Conduit, Voids and Cable Penetration near Reactor


UL® and some by Factory Mutual approved for various penetrants through 1-4 hour rated concrete fire walls, floors, and 2-4 hour gypsum wallboards
N/A
Add from source
N/A
Add from source

Flexible, elastomeric, water-based
sealant
 Pipes (metal or composites) and metal conduits in conjunction with mineral wool

UL® and Factory Mutual approved for pipes and cables
Acrylic based intumescent sealant
Penetration barriers in feed-through in walls, ceilings, floors, for mechanical pipes (metal, plastic and composition), single and grouped electrical cables (insulated and otherwise), cable trays, conduits, HVAC-ducts, computer and telecommunication cables, instrumentation cables, switching and shunting conductors.


UL® approved for various penetrants through concrete, gypsum, and wood
FPT 88SLS
Elastic single-component, self leveling silicone sealant
For metal pipes, cable bundles, pipe penetrations.
To be tested at UL
N/A
 
Cementitious, rigid seal
Mortar
External Firestop
(Patent Pending)


UL®  and FM approved
N/A
Add from source
N/A
 
Intumescent Flexible Polyurethane Blocks
Firestopping cables, pipes, and voids
To be tested for Ul Approval

N/A
 
FPT Flammadur®
PU- Fire Plugs
Intumescent Flexible Polyurethane Plugs
Firestopping cables, pipes, and voids
To be tested for Ul Approval

N/A
 
Fire Retardant Coated Mineral Wool Board
In concrete walls and floors and in drywall and masonry walls with the following penetrants:

Cables(individual or grouped) or in cable trays: power,control, data,communication,
fiber optic.
Metallic pipes in mineral wool or ceramic sleeves
Fire tested in Germany and UK.
To be tested for UL approval


N/A
 
Coated flexible cloth  
Large moveable metallic pipes
up to 20" in diameter

UL® and Factory Mutual approved

N/A
N/A


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