TREMstop® Fyre-Sil

TREMstop® Fyre-Sil: Gun-Grade, Neutral-Cure Silicone Firestop Sealant

TDS  SDS

Product Description

TREMstop® Fyre-Sil is a high-quality, gun-grade, neutral-cure silicone sealant designed for firestop applications, including joints and through-penetrations.

Basic Uses

Ideal for fire-rated concrete, wood, floor/ceiling, gypsum assemblies, and perimeter fire barrier joints, including:

• Metal or plastic pipes
• Cables and cable trays
• Ducts
• Static joints
• Dynamic joints
• Multiple through-penetrations

Features & Benefits

• Firestop Protection: Provides protection against washout conditions.
• Code Compliance: Meets requirements for both through-penetrations and fire-rated joints.
• Greenguard Gold Certified: Safe for use in sensitive indoor environments like hospitals and schools.

Specifications

TREMstop Fyre-Sil meets or exceeds the following standards:

• UL1479 (ASTM E 814)
• UL 723 (ASTM E 84)
• UL 2079 (ASTM E 1966)
• ASTM E1399
• ASTM E2307
• CAN/ULC S115

Availability

Available immediately from your local Tremco Sales Representative, distributor, or warehouse in:

• 10.1 oz (300 mL) cartridges
• 20 oz (600 mL) sausages
• 28.7 oz (850 mL) quart cartridges
• 5 gal (19 L) pails

Colors

• Rust Red
• Limestone

Limitations

Not recommended for use with passive fire containment systems not listed or approved by Tremco. Refer to UL listings at Ul.com. Contact Tremco Technical Services for additional information