STI Firestop Intumescent Pillow – Reusable Fire Barrier Device

Certifications

• UL Certified
• FM Approved

Description

SSB Firestop Pillows are designed to compress easily and conform to a variety of opening shapes, creating an effective seal for firestop applications. Their moldable construction allows them to be installed in both new and existing construction, accommodating complex through-penetration conditions with reliable performance.

Property	Value
Color	Red
Density	4 pcf (64 kg/m³)
Flammability	V-0**
Compression	25% to 33%****
Air Leakage	Less than 1 CFM/sq. ft.
In Service Temperature	Less than 130°F (54°C)
Storage Temperature	Less than 130°F (54°C)
STC Rating (ASTM E 90-40)	60 (Relates to specific construction)
L Rating (UL1479 and CAN/ULC-S115)	Less than 1 CFM/sq. ft. (Pillows Only)
VOC Content	0.00 lbs./gal (0.0 g/L)******
Shelf Life	No Limit

*Outer poly bag

**As installed

***Per SCAQMD Rule 1168 (EPA Method 24)

Features & Benefits

• Tested in a wide range of construction types and configurations
• Easily installs from a single side
• Re-enterable allowing for future work in previously sealed openings