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Home » STI Ready Sleeve Firestop Kits (Up to 4") – Penetration Seal System
SKU: STI-FS100

STI Ready Sleeve Firestop Kits (Up to 4") – Penetration Seal System

Specified Technologies, Inc.
Regular price $48.96
 
 

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  • UL Certified

STI Ready® Sleeve Kits are designed to help protect against the spread of smoke and fire in penetrations through gypsum board, block walls, concrete walls, and floors. These kits provide a firestop solution across multiple construction types, supporting consistent performance in rated assemblies.

Available in sizes of 1", 2", and 4" in diameter, the kits allow users to select the appropriate size based on specific penetration requirements, supporting flexibility in installation.

Property
Value
Available Sizes 1" (25 mm), 2" (51 mm), and 4" (102 mm)
Sleeve and Plate Construction 0.059" (1.5 mm) thick steel (zinc plated)
Intumescent Gasket Expansion Temperature 350°F (177°C)
Intumescent Gasket Volume Expansion 15x (free expansion)
Intumescent Gasket In Service Temperature -10°F (-23°C) to 120°F (49°C)
Intumescent Gasket Storage Temperature Less than 120°F (49°C)
Putty Fill Material Color Red
Putty Fill Material Odor None
Putty Fill Material Solids 100%
Putty Fill Material Volume Expansion 8x (free expansion)
Putty Fill Material In Service Temperature -10°F (-23°C) to 120°F (49°C)
Putty Fill Material Storage Temperature Less than 120°F (49°C)
Putty Fill Material Expansion Temperature 230°F (110°C)
Putty Fill Material VOC Content 0.00 lbs./gal (0.0 g/L)
Putty Fill Material Shelf Life No Limit
  • Offered in three sizes: 1, 2, & 4 in. diameter
  • Complete kit including wall labels
  • Sized for assemblies up to 10 in. thick
  • Oversized escutcheon plates and gaskets available for larger openings

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