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Firestop Sealants, Caulks and Putties

20 results found that include 94 products

Guard against smoke, toxic fumes and moisture with firestop sealants, caulks and putties from Grainger. Intumescent fire seal ensures a tight, dependable seal while fire-resistant putty can help prevent smoke, fumes and moisture from spreading for up to 4 hours. Use mortar for large opening in concrete. it withstands cracking due to temperature fluctuations. Firestop sealants, caulks and putties are suitable for new construction or retrofitting jobs.Close

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  • STI Firestop Sealant
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • 3M Firestop Sealant
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • STI Smoke and Acoustical Caulk
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • 3M Firestop Putty
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • STI Firestop Putty
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • METACAULK Firestop Sealant
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • SPECSEAL Firestop Spray
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • Firestop Spray, 5 gal. Pail, Up to 4 hr. Fire Rat
    STI Firestop Spray
    • STI
    • Multiple product options available

    • Item # 4MM44
    • Mfr. Model # AS205
    • Firestop Spray, Blue, Container Type Pail, Size 5 gal., Up to 4 hr. Fire Rating, Concrete Floor, Concrete...More

  • SPECSEAL Firestop Sealant
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • 3M Firestop Caulk
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • Firestop Mortar, 5 gal. Pail, Up to 3 hr. Fire Ra
    3M Firestop Mortar
    • 3M
    • Multiple product options available

    • Item # 6VEE4
    • Mfr. Model # MORTAR - 28 lbs Pail
    • Firestop Mortar, Off White, Container Type Pail, Size 5 gal., Up to 3 hr. Fire Rating, Concrete Floor,...More

  • METACAULK Firestop Mortar
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • METACAULK Firestop Putty
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • Firestop Mortar, 6 gal. Pail, Up to 3 hr. Fire Ra
    STI Firestop Mortar
    • STI
    • Multiple product options available

    • Item # 4MM45
    • Mfr. Model # SSM106
    • Firestop Mortar, Red, Container Type Pail, Size 6 gal., Up to 3 hr. Fire Rating, Cables, Metal Pipe, Plastic...More

  • Marine Firestop Sealant, 9.5 oz. Tube, Up to 1 hr.
    STI MARINE Marine Firestop Sealant
    • STI MARINE
    • Multiple product options available

    • Item # 52ZX34
    • Mfr. Model # MFS100
    • Marine Firestop Sealant, Red, Container Type Tube, Size 9.5 oz., Up to 1 hr. Fire Rating, Cables, Ducts,...More

  • Smoke and Acoustical Sealant, 20 fl. oz. Tube, Not Rat
    3M Smoke and Acoustical Sealant
    • 3M
    • Multiple product options available

    • Item # 24VK99
    • Mfr. Model # SS 100-20
    • Smoke and Acoustical Sealant, White, Container Type Tube, Size 20 fl. oz., Not Rated Fire Rating, Cable...More

  • Marine Firestop Foam, 5 gal. Pail, Up to 1 hr. Fi
    STI MARINE Marine Firestop Foam
    • STI MARINE
    • Multiple product options available

    • Item # 52ZX39
    • Mfr. Model # MRF500
    • Marine Firestop Foam, Black, Container Type Pail, Size 5 gal., Up to 1 hr. Fire Rating, Cables, Metal Pipe,...More

  • Smoke and Acoustical Spray, 5 gal. Pail, Not Rated Fir
    STI Smoke and Acoustical Spray
    • STI
    • Multiple product options available

    • Item # 2XKE5
    • Mfr. Model # SNS205
    • Smoke and Acoustical Spray, White, Container Type Pail, Size 5 gal., Not Rated Fire Rating, General Purpose,...More

  • STI MARINE Marine Firestop Putty
    • Multiple product options available

      Multiple product options available

      Multiple product options available

  • Marine Firestop Spray, 5 gal. Pail, Not Rated Fire Rat
    STI MARINE Marine Firestop Spray
    • STI MARINE
    • Multiple product options available

    • Item # 52ZW82
    • Mfr. Model # MCC105
    • Marine Firestop Spray, Red, Container Type Pail, Size 5 gal., Not Rated Fire Rating, Cables, Application...More

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More