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STI Firestop

Specified Technologies Inc. is a leader in developing innovative fire protection systems, including putty, grommets, and devices, that help stop the spread of fire, smoke, and hot gases. For 30 years, STI has worked alongside the construction industry to invent solutions to complex firestopping problems and challenges. Shop our selection here.

57 Products

SpecSeal LCC FireStop Collar - 3"
SKU: SSLCC300.EA*NA
MFR: STI Firestop

In Stock

$24.80
SpecSeal LCC FireStop Collar - 4"
SKU: SSLCC400.EA*NA
MFR: STI Firestop

In Stock

$26.50
Specseal LCI Intumescent Firestop Sealant 10 Ounce Cartridge
SKU: SSLCI300.SC*NA
MFR: STI Firestop

In Stock

$13.20
Specseal LCI Intumescent Firestop Sealant 20 Ounce Sausage
SKU: SSLCI320.SS*NA
MFR: STI Firestop

In Stock

$18.30
Specseal LCI Intumescent Firestop Sealant Quart Cartridge
SKU: SSLCI329.QC*NA
MFR: STI Firestop

In Stock

$38.05
SpecSeal Fire Stop Mortar Per 22 Pound Bag
SKU: SSMORTAR.22B*NA
MFR: STI Firestop

In Stock

$139.95
SpecSeal Putty 36 Cubic Inch Tube
SKU: SSP100.EA*NA
MFR: STI Firestop

In Stock

$53.60
SpecSeal Fire Stop Putty Pad 9" x 9" x 3/16" per Box
SKU: SSP9S.EA*NA
MFR: STI Firestop

In Stock

$9.30
SpecSeal Silicone Joint Sealant 10 Ounce Cartridge
SKU: SSPEN300.SC*NA
MFR: STI Firestop

In Stock

$30.10
SpecSeal SSS Intumescent Sealant 10 Ounce Cartridge
SKU: SSS100.SC*NA
MFR: STI Firestop

In Stock

$20.15
SpecSeal SSS Intumescent Sealant 20 Ounce Sausage
SKU: SSS120.SS*NA
MFR: STI Firestop

In Stock

$24.15
SpecSeal SSS Intumescent Sealant Quart Cartridge
SKU: SSS129.QC*NA
MFR: STI Firestop

In Stock

$42.30
SpecSeal Blu Wrap Strip Roll
SKU: SSWBLU.RL*NA
MFR: STI Firestop

In Stock

$197.90
SpecSeal BlazeStop WF Intumescent Caulk 20 Ounce Sausage
SKU: SSWF320.SS*NA
MFR: STI Firestop

In Stock

$18.70
SpecSeal BLU/BLU2 Metal Restraining Collar 25' Roll
SKU: SSWRC.RL*NA
MFR: STI Firestop

In Stock

$129.30
SpecSeal RED/RED2 Metal Restraining Collar 25' Roll
SKU: SSWRC2.RL*NA
MFR: STI Firestop

In Stock

$99.35
SpecSeal Red Wrap Strip Roll
SKU: SSWRED.RL*NA
MFR: STI Firestop

In Stock

$95.25
SpecSeal Red2 Wrap Strip Roll
SKU: SSWRED2.RL*NA
MFR: STI Firestop

In Stock

$95.25
SpecSeal Preformed Restraining Collar for 6" & 8" Pipe
SKU: SSWSC-8.EA*NA
MFR: STI Firestop

In Stock

$57.85
SpecSeal EP44 Putty Pad 3-3/4 x 3-3/4" x 1/8"
SKU: SSEP44.314*NA
MFR: STI Firestop

In Stock

$8.90
SpecSeal EP45 Putty Pad 4-1/2 x 4-1/2" x 1/8"
SKU: SSEP45.412*NA
MFR: STI Firestop

In Stock

$11.70
SpecSeal Series 44+ EZ Path Device
SKU: SSEZD44S2.EA*NA
MFR: STI Firestop

In Stock

$458.65
SpecSeal Series 33 EZ Path Conduit Attachment Wall Plate
SKU: SSEZP133CA.EA*NA
MFR: STI Firestop

In Stock

$54.00
SpecSeal Series 44+ EZ Path Single Split Retrofit Plate
SKU: SSEZP144RS.EA*NA
MFR: STI Firestop

In Stock

$152.50