• Home
  • Specified Technologies SpecSeal 3" x 6" x 9" Fire Pillow
Image for Specified Technologies SpecSeal 3
+ / - Hover over image to Zoom
Other Views

Specified Technologies SpecSeal 3" x 6" x 9" Fire Pillow

Brand: Specified Technologies Mfg#: SSB36
Product#: 479SSB36
Based on Product Sourcing
Hazardous material shipping restrictions apply. You may be contacted by Customer Service if an alternate shipping method is required.

Please Login to receive Special Pricing
Not Registered? Create an Account


SpecSeal® Firestop Pillows are through-penetration firestop products resembling small cushions or soft bricks. These intumescent and highly resilient pillows are installed in openings by compressing and stacking into the opening in a brick-like fashion. SpecSeal® Firestop Pillows consist of a mineral fiber core material sealed with a water-resistant intumescent membrane. This coated core material is then heat-sealed in a tough, non-irritating, fire-retardant poly bag


  • No sewn seams to unravel or tear
  • Superior air leakage ratings
  • Single side application makes installation easy for tough access openings
  • No irritating fiberglass
  • Easier wire screen requirements
  • Intumescent - Expands in all directions for a tough, tight seal
  • Heat-sealed poly bag-strong and durable
  • No special tools required
  • Heat Sealed Poly Cover protects core and allows pillows to slide in and out with ease
  • Monolithic encapsulated core - no loose fill
  • Lightweight for ease of installation
  • Re-installable for easy retrofitting of cables


  • Brand: Specified Technologies
  • Product Line: SpecSeal
  • Standards: FM Approved, UL/ULA Listed
  • Material: Heat Treated Poly Bag
  • Type: Intumescent
  • Length: 9 in
  • Width: 6 in
  • Height: 3 in
  • Special Features: Solid Physical Form, 0.1 Specific Gravity, Red
  • Usage: For Power, Voice, Data, Bus Ducts, Multiple Metallic Conduits and Tubing