SpecSeal Silicone Joint Sealant 4.5 Gallon Unit

SpecSeal SIL300 Silicone Sealant is a high performance silicone firestop sealant tested to resist the passage of smoke, flame and water through construction joints and through-penetrations. SIL300 Sealant cures to form a flexible seal and carries a Class 1 W Rating for water resistance (Per ANSI/UL1479).

• Low modulus allows dynamic movement in joints
• Non-halogenated
• Auto bonding allows fresh sealant to adhere to cured sealant
• Excellent water resistance for water-tight sealing; including class 1 W ratings (UL1479)
• Ozone and UV resistant for excellent weathering ability and long service life
• Excellent chemical resistance protects in polluted or corrosive atmospheres
• Excellent adhesion to most building substrates
• Excellent smoke seal
• Neutral cure
• Safe, no asbestos, no PCB’s, no inorganic fibers
• Meets LEEDTM v3, v4, & v4.1 requirements. Low emitting materials credit. See general LEED letter for additional applicable credits

Applications

• Blank Opening
• Bottom of Wall
• Busway
• Cable Tray
• Floor to Floor
• Floor to Wall
• Head of Wall
• Metal Pipe
• Multi. Pen.
• Wall to Wall

SpecSeal SIL Silicone Firestop Sealant is used to seal both through-penetration firestop systems and joint systems. Representative systems have been tested involving primarily noncombustible penetrants, electrical, data, or telephone cables, construction gaps, expansion joints, curtain wall safing applications, and top-of-wall joints.

Specifications

The silicone firestop sealant shall be a one-part, neutral-cure meeting the requirements of ASTM C920. The firestop sealant shall be UL Certified and tested to ASTM E814 (UL1479), ASTM E1966 (UL2079), and CAN/ULC-S115. Class 1 W Ratings per UL1479 shall be available for a variety of different firestop systems.

Test Standards

• ASTM C920
• ASTM E814 (UL1479)
• ASTM E1966 (UL2079)
• CAN/ULC-S115
• ASTM E119 (UL 263)

Specified Divisions

• Division 7 07 84 13 Penetration Firestopping
• Division 7 07 84 43 Joint Firestopping
• Division 22 22 00 00 Plumbing
• Division 23 23 00 00 HVAC
• Division 26 26 00 00 Electrical