Accessibility Links

Skip to main contentAccessibility help
Accessibility feedback
Seasonal Holidays 2025
Go to Google home
Press / to jump to the search box
Choose what you’re giving feedback on
  • Delete
  • See more
  • Delete
    • See more
    • Report inappropriate predictions
    Quick Settings
    Sign in

    Filters and Topics

    AI Mode
    All
    Shopping
    Images
    Videos
    Short videos
    News
    More
    Forums
    Maps
    Books
    Web
    Tools
    Any time
    Any time
    Past hour
    Past 24 hours
    Past week
    Past month
    Past year
    Custom range...
    Custom date range
    Go
    All results
    All results
    Verbatim
    Advanced Search
    About 122,000 results (0.24s) 
    Ctrl+Shift+X to select

    Refine results

    • Category
      • Hardware Sealants
      • Hardware Adhesives
      • Hardware Tapes
      • Insulation
      See more
    • Formula
      • Silicone
      • Rubber
    • Use
      • Concrete
      • Pipe
      • Masonry
    • Stores
      • Home Depot
      • Lowe's
      • Grainger Industrial Supply
      • Zoro
      See more
    • Color
      • Black
      • White
      • Gray
      • Red
      • Blue
    • Price
      • Under $100
      • Over $100
      • $
        Please provide a valid price.
        $
        Please provide a valid price.
    • Sort by
      • Price: low to high
      • Price: high to low
    • Free shipping
      • Free shipping
    • Brand
      • 3M
      • Rectorseal
      • HUGO BOSS
      • DAP
      See more
    Failed to load more results. Please try again later.
    Hardware Sealants
    Caulk
    Silicone
    Hardware Adhesives
    Hardware Tapes
    On sale
    Concrete
    Insulation
    Get it tomorrow
    Reviews
    Buy
    Price
    Black
    For Sale
    Concrete & Mortar Mixes
    White
    Rubber
    Gray
    Hardware Lubricants, ...
    Crack
    Pipe
    Under $100
    Masonry
    New

    Search Results

    AI Overview

    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Fire Rated Sealant- Intumescent, Acrylic and Acoustic Mastic ...
    Fireproof mastic, also known as intumescent sealant, is a specialized sealant that blocks fire, smoke, and toxic gases by expanding when heated, creating a char barrier in gaps, joints, and penetrations in fire-rated walls, floors, and ceilings to maintain structural integrity. Applied like caulk, it's crucial for passive fire protection in construction, sealing openings around pipes, cables, and between fire-rated partitions. 
    This video demonstrates how to use firestop silicone sealant:
    How to use Firestop Silicone Sealant ? Pls follow the video
    Kastar Adhesives & Sealants
    YouTube • Mar 15, 2021
    Related video thumbnail
    01:27
    Key Features & Functions: 
    • Intumescent Action: Contains fillers that swell dramatically (intumesce) at high temperatures (e.g., 125°C - 150°C), forming a robust char that seals gaps.
    • Fire & Smoke Barrier: Prevents flames and toxic gases from passing through openings, giving occupants more time to escape.
    • Acoustic & Insulation: Can also provide sound insulation and maintain thermal performance.
    • Versatile Application: Used for sealing linear gaps (like wall/floor junctions) and penetrations (pipes, cables) in various fire-rated systems.
    • Types: Available in acrylic (water-based), silicone, and other formulations, often halogen-free and environmentally friendly.
    • Durability: High-quality mastics maintain their properties and can last for years, resisting extreme heat and environmental factors. 
    This video explains the difference between intumescent and fire-rated sealant:
    The Difference Between Intumescent Sealant and Fire-rated ...
    Fire Seals Direct
    YouTube • Aug 9, 2023
    Related video thumbnail
    41s
    How it Works (Intumescence): 
    1. Heat Exposure: When fire reaches the mastic, the temperature activates its intumescent fillers.
    2. Expansion & Charring: The material rapidly expands (e.g., 3x its volume) and forms a hard, carbonaceous char.
    3. Barrier Formation: This char blocks the passage of fire and smoke, maintaining the fire rating of the assembly. 
    This video demonstrates the application process for a firestop sealant:
    How to use Firestop Silicone Sealant ? Pls follow the video
    Kastar Adhesives & Sealants
    YouTube • Mar 15, 2021
    Related video thumbnail
    01:27
    Common Uses: 
    • Sealing gaps around door frames and window frames in fire-rated walls.
    • Plugging holes where pipes, conduits, and cables pass through fire-rated floors and walls.
    • Lap joints in fire-rated cladding systems.
    • Perimeter sealing of fire-rated structures. 
    Examples: 
    • 3M™ Fire Barrier Sealant CP 25WB+: A popular water-based sealant that expands significantly.
    • Kastar 286: An acrylic sealant tested for 1-4 hour fire resistance.
    • Firewise Mastic: Halogen-free, polymer-based sealant for various internal applications. 
    • 3M™ Fire Barrier Sealant CP 25WB+
      3M™ Fire Barrier Sealant CP 25WB+ firestops blank openings and penetrations passing through fire-rated floor, floor/ceiling or wal...
      3M
    • Firewise Acoustic Intumescent Mastic
      Firewise intumescent mastic is a halogen-free, polymer emulsion-based sealant that swells when exposed to temperatures above 125°C...
      Firewise Supplies Ltd
    • Intumescent Sealants & Mastics - Fire Seals Direct
      Intumescent sealants, also known as fire mastics, reinforce the fire resistance of walls, floors and door frames by sealing linear...
      Fire Seals Direct
    • Ultimate Guide to Aestuver FPM Fire Protection Mastic
      Dec 17, 2024 — What is Aestuver FPM Fire Protection Mastic? Fire protection mastic is a type of sealant used to prevent the spread of...
      Aestuver® - Fire protection boards
    • High Temperature Non-solidified Fireproof Mastic KC7000
      Fireproof Sealing Product. /High Temperature Non-solidified Fireproof Mastic KC7000. High Temperature Non-solidified Fireproof Mas...
      Shenzhen Cotran New Material CO.,LTD
    • KASTAR 286 Fire resistant Intumescent Firestop Acrylic Sealant
      Kastar 286 is a grey fire retardant acrylic mastic. Tested on various widths of joints giving 1-4 hours of fire resistance. Used f...
      KASTAR Sealant
    • Fire Rated Sealant | Available Online | FPC
      Fireproofing mastic sealants, also known as intumescent sealants, are used to prevent the spread of fire, smoke, and toxic gasses.
      www.fpc-uk.com
    • Fire Mastic & Sealants - Hero Fireproof
      Thermal activation takes place at 150 °C when the material will expand (intumesce) to prevent the passage of fire and smoke for pe...
      Hero Fireproof
    • Pyroplex Intumescent Acrylic Sealant (Mastic) - Noberne Seals UK
      The lifespan of fire mastics without exposure to extreme temperatures can last up to 8 -10 years. Most high quality fire rated mas...
      Noberne Seals
    • 3M™ Fire Barrier Sealant CP 25WB+
      3M™ Fire Barrier Sealant CP 25WB+ firestops blank openings and penetrations passing through fire-rated floor, floor/ceiling or wal...
      3M
    • Firewise Acoustic Intumescent Mastic
      Firewise intumescent mastic is a halogen-free, polymer emulsion-based sealant that swells when exposed to temperatures above 125°C...
      Firewise Supplies Ltd
    • Intumescent Sealants & Mastics - Fire Seals Direct
      Intumescent sealants, also known as fire mastics, reinforce the fire resistance of walls, floors and door frames by sealing linear...
      Fire Seals Direct
    Show all
    Dive deeper in AI Mode
    AI responses may include mistakes. Learn more
    Positive feedback
    Negative feedback
    Thank you
    Your feedback helps Google improve. See our Privacy Policy.
    Share more feedbackReport a problemClose
    Thank you
    Your feedback helps Google improve. See our Privacy Policy.
    Share more feedbackReport a problemClose
    Thank you
    Your feedback helps Google improve. See our Privacy Policy.
    Share more feedbackReport a problemClose
    Show more
    Explain this
    Related images
    Copy text
    Access this menu with Ctrl+Shift+X
    My Ad Center
    Popular products
    • 3M Fire Barrier Sealant CP 25WB+.
      3M Fire Barrier Sealant CP 25WB+
      $14.98
      Home Depot       & more
      4.2(269)
      3M Fire Barrier Sealant CP 25WB+
      $14.98
      Home Depot       & more
      4.2(269)
    • 3M Fire Block Sealant.
      3M Fire Block Sealant
      $7.98
      Lowe's       & more
      4.3(203)
      3M Fire Block Sealant
      $7.98
      Lowe's       & more
      4.3(203)
    • 3M Fire Barrier Moldable Putty Stix MP+.
      3M Fire Barrier Moldable Putty Stix MP+
      $20.68
      Home Depot       & more
      Free delivery by Fri
      4.6(14)
      3M Fire Barrier Moldable Putty Stix MP+
      $20.68
      Home Depot       & more
      Free delivery by Fri
      4.6(14)
    • Hercules 1/2 gal. Furnace/Stove Cement.
      Hercules 1/2 gal. Furnace/Stove Cement
      $15.99
      Ace Hardware       & more
      4.0(116)
      Hercules 1/2 gal. Furnace/Stove Cement
      $15.99
      Ace Hardware       & more
      4.0(116)
    • Dap High Heat Mortar.
      Dap High Heat Mortar
      $5.49
      Runnings       & more
      4.8(31)
      Dap High Heat Mortar
      $5.49
      Runnings       & more
      4.8(31)
    • Metacaulk 1000 Red Intumescent Firestop Sealant.
      Metacaulk 1000 Red Intumescent Firestop Sealant
      $10.99
      Walmart - Seller       & more
      Free delivery
      5.0(1)
      Metacaulk 1000 Red Intumescent Firestop Sealant
      $10.99
      Walmart - Seller       & more
      Free delivery
      5.0(1)
    • STI SpecSeal SSP100 Firestop Putty.
      STI SpecSeal SSP100 Firestop Putty
      $38.90
      tselectronic.com
      STI SpecSeal SSP100 Firestop Putty
      $38.90
      tselectronic.com
    • DAP 10.1 oz. Black High Heat Mortar Sealant (12-Pack).
      DAP 10.1 oz. Black High Heat Mortar Sealant (12-Pack)
      $64.31
      Home Depot
      Free delivery by Mon
      4.8(31)
      DAP 10.1 oz. Black High Heat Mortar Sealant (12-Pack)
      $64.31
      Home Depot
      Free delivery by Mon
      4.8(31)
    • LOW PRICE
      3M Fire Barrier Sealant IC 15WB+. Low price.
      3M Fire Barrier Sealant IC 15WB+
      $7.70Usually $15
      HD Supply       & more
      3.9(59)
      LOW PRICE
      3M Fire Barrier Sealant IC 15WB+
      $7.70Usually $15
      HD Supply       & more
      3.9(59)
    • Metacaulk1200 Firestop Mastic.
      Metacaulk1200 Firestop Mastic
      $165.00
      California Waterproofing Supply
      Metacaulk1200 Firestop Mastic
      $165.00
      California Waterproofing Supply
    People also ask
    Is mastic fireproof?
    Mastic asphalt is the most fireproof roofing product. It has a high mineral content which makes it virtually incombustible. When tested in accordance with BS. 476 part 3.1975 it gets the highest rating of (aa) formerly (p60).

    Is Mastic Asphalt Fireproof?


    Heritage Asphalt
    https://masticasphaltcontractor.co.uk › blog › mastic-asp...
    Heritage Asphalt
    https://masticasphaltcontractor.co.uk › blog › mastic-asp...
    What sealant is fireproof?
    Intumescent sealants, also known as fire mastics, reinforce the fire resistance of walls, floors and door frames by sealing linear gap joint seals and metallic pipe penetrations.

    Intumescent Sealants & Mastics - Fire Seals Direct


    Fire Seals Direct
    https://www.firesealsdirect.co.uk › passive-fire-protection
    Fire Seals Direct
    https://www.firesealsdirect.co.uk › passive-fire-protection
    Is silicone fire proof?
    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Fire Rated Silicone Sealant | Fire rated up to 4 hours | Pyroplex
    Silicone isn't truly "fireproof," but it's highly fire-resistant and heat-resistant, capable of withstanding extreme temperatures (often over 200°C/400°F) without easily igniting, melting, or releasing toxic fumes like other rubbers. It tends to char or form a non-combustible silica ash when exposed to fire, and specialized fire-rated silicone formulations with additives can meet stringent safety standards (like UL 94 V-0) for use in critical applications like electronics, aerospace, and firewalls.
     
    Key Properties:
    • High Temperature Stability: Maintains integrity at very high temperatures where other materials fail. 
    • Non-Combustible (mostly): Doesn't easily catch fire and self-extinguishes, producing minimal smoke. 
    • Low Smoke & Toxicity: Burns cleanly, unlike many organic polymers that release hazardous gases. 
    • Specialized Formulations: Can be compounded with blockers to achieve certified flame retardancy for specific safety requirements (e.g., UL 94 V-0). 
    When to Choose Fire-Rated Silicone:
    • For electrical insulation and gaskets in sensitive components.
    • In aerospace and automotive parts (like spark plug boots).
    • For firestop sealants in construction to prevent flame spread.
    • Whenever regulatory compliance for fire safety is mandatory. 
    • Which rubbers are Fire Resistant / Fire Retardant? - J-Flex
      Jul 24, 2021 — Whilst most Silicones have inherently good flame resistance as standard, they can still be compounded with blockers to...
      J-Flex Rubber Products
    • Which Rubber is Fire Resistant
      Aug 1, 2018 — Silicone's Fire Resistance. Silicone is highly heat resistant. Silicone can withstand high temperatures from 392-572°F.
      Coi Rubber Products
    • Flame Retardant Silicone Rubber
      Q&A * Silicone is a widely used material found in many everyday items, from cooking utensils to medical equipment. Renowned for i...
      ip silicones
    • Extreme Flame Retardant Silicone | UL 94 V0 Silicone - ElastaPro
      UL 94 V-0 silicone is widely used in electronics, aerospace, automotive, and industrial applications where regulatory compliance a...
      ElastaPro Silicone Sheeting
    • The Difference Between Fire Rated Silicone Sealant and Regular Sealant
      Feb 19, 2025 — “ There are several factors to consider when choosing the right sealant for a specific project. One important distinct...
      sdsealant.com
    • Fire Resistant Rubber
      Fire resistant silicone Silicone rubber is one of the few polymers that has the ability to perform in extreme temperatures from -6...
      Canada Rubber Group

    Related Links

      AI responses may include mistakes. Learn more
      Which rubbers are Fire Resistant / Fire Retardant? - J-Flex
      Jul 24, 2021 — Whilst most Silicones have inherently good flame resistance as standard, they can still be compounded with blockers to...
      J-Flex Rubber Products
      Which Rubber is Fire Resistant
      Aug 1, 2018 — Silicone's Fire Resistance. Silicone is highly heat resistant. Silicone can withstand high temperatures from 392-572°F.
      Coi Rubber Products
      Flame Retardant Silicone Rubber
      Q&A * Silicone is a widely used material found in many everyday items, from cooking utensils to medical equipment. Renowned for i...
      ip silicones
      Extreme Flame Retardant Silicone | UL 94 V0 Silicone - ElastaPro
      UL 94 V-0 silicone is widely used in electronics, aerospace, automotive, and industrial applications where regulatory compliance a...
      ElastaPro Silicone Sheeting
      The Difference Between Fire Rated Silicone Sealant and Regular Sealant
      Feb 19, 2025 — “ There are several factors to consider when choosing the right sealant for a specific project. One important distinct...
      sdsealant.com
      Fire Resistant Rubber
      Fire resistant silicone Silicone rubber is one of the few polymers that has the ability to perform in extreme temperatures from -6...
      Canada Rubber Group
      Show more

      Ask anything in AI Mode

      Explain the difference between fireproof and fire resistant
      List typical temperatures silicone can withstand
      Describe how silicone burns
      How long does fire mastic last?
      The lifespan of fire mastics without exposure to extreme temperatures can last up to 8 -10 years. Most high quality fire rated mastic sealants have strong durability even when exposed to extreme heat, and toxic fumes but will still degrade over time due to exposure.

      Pyroplex Intumescent Acrylic Sealant (Mastic) - Noberne Seals UK


      Noberne Seals
      https://noberneseals.com › product › pyroplex-intumesce...
      Noberne Seals
      https://noberneseals.com › product › pyroplex-intumesce...
      Feedback

      3M™ Fire Barrier Sealant CP 25WB+


      3M
      https://www.3m.com › en_US
      3M
      https://www.3m.com › en_US
      This sealant is designed to help control the spread of fire, smoke and noxious gases before, during and after exposure to a fire when installed in accordance ...Read more
      Fireproof Mastic from www.3m.com
      More products
      • LOW PRICE
        STI Intumescent Firestop Caulk. Low price.
        STI Intumescent Firestop Caulk
        $224.59Usually $237
        WhiteCap.com         & more
        LOW PRICE
        STI Intumescent Firestop Caulk
        $224.59Usually $237
        WhiteCap.com         & more
      • LOW PRICE
        3M Fire Barrier Sealant FD 150+. Low price.
        3M Fire Barrier Sealant FD 150+
        $9.99Usually $15
        Stones Ace of         & more
        5.0(4)
        LOW PRICE
        3M Fire Barrier Sealant FD 150+
        $9.99Usually $15
        Stones Ace of         & more
        5.0(4)
      • LOW PRICE
        DAP Fire Stop Silicone Sealant. Low price.
        DAP Fire Stop Silicone Sealant
        $12.73Usually $21
        McCoy's Building Supply         & more
        4.2(5)
        LOW PRICE
        DAP Fire Stop Silicone Sealant
        $12.73Usually $21
        McCoy's Building Supply         & more
        4.2(5)
      • High Temperature Fire Caulking Tube.
        High Temperature Fire Caulking Tube
        $19.75
        BascomMaple.com
        High Temperature Fire Caulking Tube
        $19.75
        BascomMaple.com
      • Refractories - REFRACTORY MASTIC 1200g jar - GEB : 103473.
        Refractories - REFRACTORY MASTIC 1200g jar - GEB : 103473
        $29.12
        Expert by Net
        4.4(14)
        Refractories - REFRACTORY MASTIC 1200g jar - GEB : 103473
        $29.12
        Expert by Net
        4.4(14)
      • Metacaulk Fire Barrier Mortar Bag 45 lb. 66334.
        Metacaulk Fire Barrier Mortar Bag 45 lb. 66334
        $248.92
        Grainger Industrial Supply         & more
        Metacaulk Fire Barrier Mortar Bag 45 lb. 66334
        $248.92
        Grainger Industrial Supply         & more
      • 3M 2131C Scotchcast Flame-Retardant Compound.
        3M 2131C Scotchcast Flame-Retardant Compound
        $111.43
        Crescent Electric Supply Company         & more
        5.0(10)
        3M 2131C Scotchcast Flame-Retardant Compound
        $111.43
        Crescent Electric Supply Company         & more
        5.0(10)
      • llbruck SP025 Fire Membrane Adhesive.
        llbruck SP025 Fire Membrane Adhesive
        $14.83
        Dortech Direct
        4.9(9)
        llbruck SP025 Fire Membrane Adhesive
        $14.83
        Dortech Direct
        4.9(9)
      • LOW PRICE
        Metacaulk 150+ Firestop Sealant. Low price.
        Metacaulk 150+ Firestop Sealant
        $12.47Usually $15
        Bridge Fasteners         & more
        4.9(8)
        LOW PRICE
        Metacaulk 150+ Firestop Sealant
        $12.47Usually $15
        Bridge Fasteners         & more
        4.9(8)
      • 8% OFF
        Metacaulk Fire Barrier Putty, Sausage (66345). 8% OFF.
        Metacaulk Fire Barrier Putty, Sausage (66345)
        $33.98$37
        WeSourceUSA
        Free delivery on $50+
        4.9(8)
        8% OFF
        Metacaulk Fire Barrier Putty, Sausage (66345)
        $33.98$37
        WeSourceUSA
        Free delivery on $50+
        4.9(8)

      High Temperature Non-solidified Fireproof Mastic KC7000


      Shenzhen Cotran New Material CO.,LTD
      https://www.cotranglobal.com › high-temperature-non-...
      Shenzhen Cotran New Material CO.,LTD
      https://www.cotranglobal.com › high-temperature-non-...
      KC7000 non-solidified fireproof Mastic has good water resistance, oil resistance, weather resistance and can be shaped into any form.Read more
      Fireproof Mastic from www.cotranglobal.com

      Fireproof Sealant | Fire-Resistant Caulk


      Industrial Products
      https://www.industrialproducts.com › ... › Fire Stop
      Industrial Products
      https://www.industrialproducts.com › ... › Fire Stop
      Firestop fireproof sealants and fire-resistant caulk protect against the spread of fire, smoke, gases and water through penetrations and joints.Read more
      Fireproof Mastic from www.industrialproducts.com
      1-day delivery · 30-day returns
      Missing: Mastic ‎| Show results with: Mastic
      Videos
      How to apply Bostik FP402 Fireseal Silicone - fire resistant ...
      YouTube · Bostik
      Aug 2, 2024
      YouTube · Bostik
      2:07
      4 key moments4 key moments in this video
      From 00:00
      How to apply Bostik FP402 Fireseal Silicone on walls
      From 00:15
      How to apply Bostik FP402 Fireseal Silicone on the ceiling
      From 00:25
      How to apply Bostik FP402 Fireseal Silicone on corners
      From 00:35
      Bostik FP402 Fireseal Silicone key benefits
      Bostik
      YouTube·
      Aug 2, 2024

      How to apply Bostik FP402 Fireseal Silicone - fire resistant ...

      YouTube·Bostik·Aug 2, 2024
      YouTube
      In this video
      • 00:00
        How to apply Bostik FP402 Fireseal Silicone on walls
      • 00:15
        How to apply Bostik FP402 Fireseal Silicone on the ceiling
      • 00:25
        How to apply Bostik FP402 Fireseal Silicone on corners
      • 00:35
        Bostik FP402 Fireseal Silicone key benefits
      The Difference Between Intumescent Sealant and Fire-rated ...
      YouTube · Fire Seals Direct
      Aug 9, 2023
      YouTube · Fire Seals Direct
      2:48
      Intumescent foam is a fire-rated product that expands on application and stays in place during a fire, unlike expanding fire-rated foam which will not expand in a fire.
      Fire Seals Direct
      YouTube·
      Aug 9, 2023

      The Difference Between Intumescent Sealant and Fire-rated ...

      YouTube·Fire Seals Direct·Aug 9, 2023
      YouTube
      How to use Firestop Silicone Sealant ? Pls follow the video
      YouTube · Kastar Adhesives & Sealants
      Mar 15, 2021
      YouTube · Kastar Adhesives & Sealants
      1:27
      Apply fire sealant to joints between ceramic tiles using a cocking gun. Wait 48 hours to dry, then test with 1200°C fire for 60 seconds.
      Kastar Adhesives & Sealants
      YouTube·
      Mar 16, 2021

      How to use Firestop Silicone Sealant ? Pls follow the video

      YouTube·Kastar Adhesives & Sealants·Mar 16, 2021
      YouTube
      In this video
      • 00:06
        First, Prepare tools for testing
      • 00:13
        Cut the mouth of nozzle according to the size of joints
      • 00:16
        Cut out the mouth of Fire sealant Bottle
      • 00:24
        Fix the Fire Sealant into Caulking gun
      • 00:29
        Squeeze Fire Sealant into the Joint between Ceramic tiles
      • 00:43
        Press the Fire sealant into joint and make its surface flat
      • 00:56
        Wait 48 hours to dry fully
      Feedback
      View all

      FS-ONE MAX Firestop intumescent sealant


      Hilti
      https://www.hilti.com › ... › Firestop & fire protection
      Hilti
      https://www.hilti.com › ... › Firestop & fire protection
      Features. For effectively sealing most common through penetrations in a variety of base materials – including concrete, masonry and drywall ...Read more
      Fireproof Mastic from www.hilti.com
      $21.50 · $31 delivery · 28-day returns

      Ultimate Guide to Aestuver FPM Fire Protection Mastic


      Aestuver® - Fire protection boards
      https://www.aestuver.com › guide-to-fpm-fire-protectio...
      Aestuver® - Fire protection boards
      https://www.aestuver.com › guide-to-fpm-fire-protectio...
      Dec 18, 2024 — A type of sealant used to prevent the spread of fire and smoke through joints and openings in fire-rated walls, cladding systems, floors, and ceilings.Read more
      Fireproof Mastic from www.aestuver.com

      DOWSIL™ FIRESTOP 700 Sealant


      Dow
      https://www.dow.com › en-us
      Dow
      https://www.dow.com › en-us
      A fire rated one-part, neutral curing silicone sealant that offers excellent unprimed adhesion to a range of common construction substrates including steel, ...
      Fireproof Mastic from www.dow.com

      Finding the Best Fire-Resistant Sealant for Your Project


      Silicone Depot
      https://siliconedepot.com › Blog
      Silicone Depot
      https://siliconedepot.com › Blog
      Jul 18, 2024 — Silicone sealant offers a great alternative option for fireproofing. A premium, neutral-curing silicone sealant can resist flames for up to four hours.Read more
      Fireproof Mastic from siliconedepot.com
      Missing: Mastic ‎| Show results with: Mastic

      MFS Marine Firestop Sealant


      STI Firestop
      https://www.stifirestop.com › products › mfs-marine-fir...
      STI Firestop
      https://www.stifirestop.com › products › mfs-marine-fir...
      This advanced hybrid polymer sealant cures in the presence of atmospheric moisture and is designed for fire-rated divisions.Read more
      Fireproof Mastic from www.stifirestop.com
      More products
      • Refractories - REFRACTORY MASTIC cartridge 310 ml - DIFF.
        Refractories - REFRACTORY MASTIC cartridge 310 ml - DIFF
        $14.01
        Expert by Net
        5.0(1)
        Refractories - REFRACTORY MASTIC cartridge 310 ml - DIFF
        $14.01
        Expert by Net
        5.0(1)
      • LOW PRICE
        3M Fire Barrier Mortar. Low price.
        3M Fire Barrier Mortar
        $95.79Usually $130
        Strobels Supply         & more
        5.0(1)
        LOW PRICE
        3M Fire Barrier Mortar
        $95.79Usually $130
        Strobels Supply         & more
        5.0(1)
      • High Temperature Caulking.
        High Temperature Caulking
        $14.99
        Wood Fired Ovens
        High Temperature Caulking
        $14.99
        Wood Fired Ovens
      • Metacaulk Firestopping Sealants.
        Metacaulk Firestopping Sealants
        $36.86
        SupplyHouse.com         & more
        Free delivery on $99+
        Metacaulk Firestopping Sealants
        $36.86
        SupplyHouse.com         & more
        Free delivery on $99+
      • 15% OFF
        Rutland Stove Gasket Cement Black 10.3 oz Cartridge 78 (3). 15% OFF.
        Rutland Stove Gasket Cement Black 10.3 oz Cartridge 78 (3)
        $8.83$10
        US Fireplace Store         & more
        4.6(60)
        15% OFF
        Rutland Stove Gasket Cement Black 10.3 oz Cartridge 78 (3)
        $8.83$10
        US Fireplace Store         & more
        4.6(60)
      • 15% OFF
        Rutland 77 Hi-Temp Stove & Gasket Cement. 15% OFF.
        Rutland 77 Hi-Temp Stove & Gasket Cement
        $8.04$9.46
        US Fireplace Store         & more
        4.4(136)
        15% OFF
        Rutland 77 Hi-Temp Stove & Gasket Cement
        $8.04$9.46
        US Fireplace Store         & more
        4.4(136)
      • 3M Firestop Fire-Barrier Caulk - 10 oz Tube.
        3M Firestop Fire-Barrier Caulk - 10 oz Tube
        $29.19
        ShowMeCables
        3M Firestop Fire-Barrier Caulk - 10 oz Tube
        $29.19
        ShowMeCables
      • LOW PRICE
        OSI FlameSeal Fire, Smoke & Draft Stop Sealant. Low price.
        OSI FlameSeal Fire, Smoke & Draft Stop Sealant
        $26.99Usually $30
        Stones Ace of         & more
        LOW PRICE
        OSI FlameSeal Fire, Smoke & Draft Stop Sealant
        $26.99Usually $30
        Stones Ace of         & more
      • LOW PRICE
        Sti-Firestop LC150 Endothermic Sealant. Low price.
        Sti-Firestop LC150 Endothermic Sealant
        $11.49Usually $19
        neweggbusiness.com         & more
        5.0(1)
        LOW PRICE
        Sti-Firestop LC150 Endothermic Sealant
        $11.49Usually $19
        neweggbusiness.com         & more
        5.0(1)
      • DOW Corning Firestop 700 Silicone Sealant.
        DOW Corning Firestop 700 Silicone Sealant
        $23.86
        rsdelivers.com
        5.0(2)
        DOW Corning Firestop 700 Silicone Sealant
        $23.86
        rsdelivers.com
        5.0(2)
      Images
      Intumescent & Acoustic Sealant | Fireproof Mastic | VITCAS
      Intumescent & Acoustic Sealant | Fireproof Mastic | VITCAS
      Vitcas
      Wholesale High Temperature Non-solidified Fireproof Mastic ...
      Wholesale High Temperature Non-solidified Fireproof Mastic ...
      Shenzhen Cotran New Material CO.,LTD
      Wholesale Solidified Fireproof Mastic KC8020,Solidified ...
      Wholesale Solidified Fireproof Mastic KC8020,Solidified ...
      Shenzhen Cotran New Material CO.,LTD
      Wholesale High Temperature Non-solidified Fireproof Mastic ...
      Wholesale High Temperature Non-solidified Fireproof Mastic ...
      Shenzhen Cotran New Material CO.,LTD
      Fire Rated Silicone Sealant | Fire rated up to 4 hours ...
      Fire Rated Silicone Sealant | Fire rated up to 4 hours ...
      Pyroplex
      Intumescent adhesive & sealant - Envirograf
      Intumescent adhesive & sealant - Envirograf
      Envirograf
      OEM Intumescent Firestop Fireproof Sealant Cartridge Sausage Drum Adhesive Sealant Fire Rated Glue Firestop Silicone
      OEM Intumescent Firestop Fireproof Sealant Cartridge Sausage Drum Adhesive Sealant Fire Rated Glue Firestop Silicone
      Kater Adhesives Industrial Co., Ltd.
      Intumescent Acrylic and Acoustic Mastic - Envirograf
      Intumescent Acrylic and Acoustic Mastic - Envirograf
      Envirograf
      All images
      Show more images

      Ads

      People also ask
      Feedback
      People also search for
      Best fireproof mastic
      3M Fire Barrier Sealant
      3M ™ Fire Barrier Sealant CP 25WB+
      3M Fire Barrier Sealant CP 25WB+ spec Sheet
      3M Fire Barrier Sealant UL details
      3M Fire Barrier Sealant CP 25WB+ installation instructions
      3M Fire Barrier Sealant Data Sheet
      3M Fire Barrier Silicone Sealant 2000

      Page Navigation

      12345678910Next

      Footer Links

      Washington DC (Hagerstown MD), Virginia
       - Based on your past activity
       - 
      Update location
      Can't update your location
      Learn more
      Updating location...
      HelpSend feedbackPrivacyTerms
      AI overview is ready
      Google apps