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    Fire Stop, Smoke + Sound Block Sealants

    Shop fire stop, smoke block, sound sealant caulks, tools and accessories for industrial contractor grade construction. Browse our full line of STI Firestop and Smoke Block Products 

    30 Items

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    1. SmokeBlock
      STI Firestop SmokeBlock
      As low as $5.83
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    2. Grabber Grabberman Acoustical Sound and Smoke Sealant Cartridge Tubes 28 OZ.
      GRABBER Acoustical Sound & Smoke Sealant GSCSF (28 oz. Cartridge Tube) | GRABBER
      $6.25
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    3. Specseal Putty and Pads
      STI Firestop Specseal Putty and Pads
      As low as $5.33
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    4. SSS Intumescent Firestop Sealant, Red Fire Caulk | STI Fire Stop
      STI Firestop SSS Intumescent Firestop Sealant, Red Fire Caulk | STI Fire Stop
      As low as $16.99
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    5. SpecSeal LCI300 Intumescent Firestop Sealant | STI FireStop
      STI Firestop SpecSeal LCI300 Intumescent Firestop Sealant | STI FireStop
      As low as $10.99
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    6. Smoke N Sound Acoustical Sealant
      STI Firestop Smoke N Sound Acoustical Sealant
      As low as $6.88
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    7. FastTack Spray 5Gal. Pail
      STI Firestop FastTack Spray 5Gal. Pail
      As low as $439.02
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    8. SpecSeal Cable Spray - 5 Gallon Pail
      STI Firestop SpecSeal Cable Spray - 5 Gallon Pail
      $278.12
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    9. Specseal Latex Endothermic Sealant
      STI Firestop Specseal Latex Endothermic Sealant
      As low as $10.72
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    10. SpecSeal ES Elastomeric Sealant
      STI Firestop SpecSeal ES Elastomeric Sealant
      As low as $18.81
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    11. Specseal Silicone Sealant
      STI Firestop Specseal Silicone Sealant
      As low as $17.03
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    12. BlazeStop WF Intumescent Caulk
      STI Firestop BlazeStop WF Intumescent Caulk
      As low as $7.15
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    13. Elastomeric Spray 5Gal. Pail
      STI Firestop Elastomeric Spray 5Gal. Pail
      As low as $271.23
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    14. Intumescent Wrap Strip
      STI Firestop Intumescent Wrap Strip
      As low as $3.88
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    15. SpeedFlex Track Top Gasket
      STI Firestop SpeedFlex Track Top Gasket
      As low as $618.00
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    16. Intumescent Plug
      STI Firestop Intumescent Plug
      As low as $32.62
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    17. EZ-Firestop® Grommet
      STI Firestop EZ-Firestop® Grommet
      As low as $33.78
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    18. Intumescent Firestop Pillows
      STI Firestop Intumescent Firestop Pillows
      As low as $12.33
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    19. CID Cast-In Firestop Device
      STI Firestop CID Cast-In Firestop Device
      As low as $23.67
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    20. Ready® Sleeve
      STI Firestop Ready® Sleeve
      As low as $33.17
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    21. SSC SPECSEAL STI-FIRESTOP INTUMESCENT FIRESTOP COLLARS
      STI Firestop SSC Intumescent Firestop Collars, SpecSeal | STI-FireStop
      As low as $10.99
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    22. LCC Intumescent Firestop Collars
      STI Firestop LCC Intumescent Firestop Collars
      As low as $8.15
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    23. Ready® Split Sleeve
      STI Firestop Ready® Split Sleeve
      As low as $89.25
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    24. Composite Sheet
      STI Firestop Composite Sheet
      As low as $159.48
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    25. E-Wrap™ Endothermic Wrap
      STI Firestop E-Wrap™ Endothermic Wrap Price upon request
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    26. Thermal Barrier Wrap 34" x 72"
      STI Firestop Thermal Barrier Wrap 34" x 72"
      $437.45
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    27. Caulk Guns
      STI Firestop Caulk Guns
      As low as $8.73
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    28. Head-of-Wall Joint System
      STI Firestop Head-of-Wall Joint System Price upon request
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    29. Vinyl Warning Label
      Vinyl Warning Label
      $0.55
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    30. WSC RESTRAINING COLLAR FOR INTUMESCENT STRIPS, PREFORMED RESTRAINING FIRESTOP COLLARS SPECSEAL
      STI Firestop WSC Preformed Restraining Collars for Trade Size Pipe | STI-FireStop
      As low as $35.00
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    30 Items

    per page
    Set Descending Direction