Composite Sheet, Pillows, Fire Bricks

STI Series EP Power Shield Electrical Box Inserts
From $4.77
Designed to fit against the back walls of electrical boxes, these intumescent pads expand to 24 times their original size when exposed to fire, to prevent the spread of flame and smoke from receptacle/wiring fires.

STI Firestop SpecSeal® Composite Sheets
From $141.34
Specifically created to firestop large and medium-sized openings, this intumescent composite sheet is easy to cut with sheet metal cutting tools, and provides 2 hours of fire protection.

3M™ Fire Barrier CS-195+ Composite Sheet
From $235.47
A one-part composite system comprised of four components, the heart of the system is an organic/ inorganic, fire-resistive elastomeric sheet bonded on one side to a layer of 28 gauge galvanized steel.

Nelson Firestop CPS™ Composite Sheet
From $401.44
Perfect for protecting vital network equipment, this easy-to-install, 2-hour flame rated composite sheet blocks the spread of smoke and flame in through-wall cable penetrations.

STI SpecSeal® Firestop Pillow
From $12.35
Able to expand in all directions when exposed to extreme heat, these easy to use intumescent pillows block the spread of smoke and flame through wall penetrations and construction gaps.

3M™ Fire Barrier Pillow
From $18.56
During a fire, 3M™ Fire Barrier Pillow intumesces (expands) and locks itself into place, completely surrounding the penetrant(s) stopping smoke, fire and toxic gases from spreading to the next room or next floor for the rated time period. They are easy to install and great for retrofit projects. Just remove and replace pillows as needed.

Nelson PLW™ Firestop Pillows
From $17.06
These intumescent pillows expand when exposed to fire to block smoke and flame spread, and can be reconfigured anytime you need to change the cabling in through-wall penetrations.

Nelson Firestop Bricks
Price $293.91 per 6 pack
Firestop Brick is ideal for applications where there might be a need to re-penetrate an area, and is easy to re-position. When the brick comes into contact with fire, the brick material expands within the opening, forming a solid char that prevents through-penetration of the fire for up to 2 hours.