Product Technical Guides : US-EN Firestop Systems Guide For Specifiers | Page 39

Product Information
FIRESTOP SILICONE SEALANT
SELF-LEVELING CFS-S SIL SL
Product description
• Self-leveling, single-component, silicone-based firestop sealant for use with
through-penetrations as well as construction joints in floors.
Product features
Self-leveling–requires no tooling
No asbestos
Excellent elongation/compression properties
Meets 500 cycle requirements (ASTM E 1966 and UL 2079)
Smoke, fume, water and UV resistant properties
Meets Class I W-rating requirements
Meets LEED™ requirements for indoor environmental quality credit 4.1 Low
Emitting Materials, Sealants and Adhesives and 4.2 Paints and Coatings
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Areas of application
Sealing construction/expansion joints
Metal pipes
Cable bundles
Sealing multiple penetrations in small or large openings
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For use with
• Concrete floors rated up to 4 hours
Examples
• Penetrations for metal pipes between floor levels
• Construction joints and expansion joints in floors
Installation instructions
• See Hilti Literature or third-party listings for complete application and
installation details
FILL, VOID OR CAVITY MATERIAL
FOR USE IN THROUGH-PENETRATION
FIRESTOP SYSTEMS, JOINT SYSTEMS
AND PERIMETER FIRE CONTAINMENT
SYSTEMS
SEE UL FIRE RESISTANCE
DIRECTORY 5BP5
Technical Data*
Chemical basis Neutral elastic silicone
Density Approx. 1.4 g/cm 3
Color Gray
Application temperature 40°F to 104°F (5°C to 40°C)
Skin forming time Approx. 15 min
Curing time Approx. 2 mm/3 days
Volume shrinkage Approx. 0 – 5%
Joint movement capability Approx. 20%
Temperature resistance –40°F to 300°F (–40°C to 149°C)
Surface burning characteristics
(ASTM E 84-12) Flame Spread: 0
Smoke Development: 50
Sound transmission classification
(ASTM E 90-09) 53 (Relates to specific construction)
Tested in accordance with UL 1479 , ASTM E 1966 , UL 2079 , ASTM E 814 ,
ASTM E 2307 , ASTM E 84, ASTM G21
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*At 73°F (23°C) and 50% relative humidity
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FILL, VOID OR CAVITY MATERIALS
CLASSIFIED BY
UNDERWRITERS LABORATORIES, INC.
FOR USE IN TROUGH-PENETRATION
FIRESTOP SYSTEMS
SEE UL FIRE RESISTANCE DIRECTORY
66Y7
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