Fire Putty

Uses item details. Price when purchased online

3M Fire Barrier Putty

3M Fire Barrier Putty
Available in additional 2 options

3M Fire Barrier Putty

5 out of 5 stars
5 out of 5 Stars. 1 reviews

3M(TM) Fire Barrier Moldable Putty Stix MP+, 1.45 in x 6 in, 12/case $20.68

3M(TM) Fire Barrier Moldable Putty Stix MP+, 1.45 in x 6 in, 12/case
current price $20.68

3M(TM) Fire Barrier Moldable Putty Stix MP+, 1.45 in x 6 in, 12/case

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Marine Firestop Putty,15.5 oz. Size,Red MPU28 $108.37

Marine Firestop Putty,15.5 oz. Size,Red MPU28
current price $108.37

Marine Firestop Putty,15.5 oz. Size,Red MPU28

RECTORSEAL 66335, Fire Rated Putty Pad, 7" x 7", Moldable, Non-Curing, 1pc $15.01

RECTORSEAL 66335, Fire Rated Putty Pad, 7" x 7", Moldable, Non-Curing, 1pc
current price $15.01

RECTORSEAL 66335, Fire Rated Putty Pad, 7" x 7", Moldable, Non-Curing, 1pc

Specified Technologies Inc Specseal Ssp Firestop Putty $54.54

Specified Technologies Inc Specseal Ssp Firestop Putty
current price $54.54

Specified Technologies Inc Specseal Ssp Firestop Putty

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I From $60.50

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I
7-1/2 inch-10, variant on T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I
7-1/2 inch-20, variant on T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I
From$6050

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I

3M Fire Barrier Moldable Putty Pads MPP+ Red, 7 in x 7 in Firestop Material $18.00

3M Fire Barrier Moldable Putty Pads MPP+ Red, 7 in x 7 in Firestop Material
current price $18.00

3M Fire Barrier Moldable Putty Pads MPP+ Red, 7 in x 7 in Firestop Material

UUHYTG Plumbing Sealant Mud - Fast-Drying Hole Plugging Compound for Pipes/Walls - Waterproof Flame Retardant Putty (8-Pack) - Sets in 10 Minutes for Quick Repairs

UUHYTG Plumbing Sealant Mud - Fast-Drying Hole Plugging Compound for Pipes/Walls - Waterproof Flame Retardant Putty (8-Pack) - Sets in 10 Minutes for Quick Repairs

UUHYTG Plumbing Sealant Mud - Fast-Drying Hole Plugging Compound for Pipes/Walls - Waterproof Flame Retardant Putty (8-Pack) - Sets in 10 Minutes for Quick Repairs

3M Fire Barrier Moldable Putty Pads MPP+, Red, 9.5 in x 9.5 in, 20 pads/case $240.15

3M Fire Barrier Moldable Putty Pads MPP+, Red, 9.5 in x 9.5 in, 20 pads/case
current price $240.15

3M Fire Barrier Moldable Putty Pads MPP+, Red, 9.5 in x 9.5 in, 20 pads/case

150g Waterproof Wall Hole Sealing Putty, Heat and Flame Resistant Sealant for Sewer Pipe Caulking and Gap Filling in Metal, Rubber and Concrete for Surfaces $12.43

150g Waterproof Wall Hole Sealing Putty, Heat and Flame Resistant Sealant for Sewer Pipe Caulking and Gap Filling in Metal, Rubber and Concrete for Surfaces
current price $12.43

150g Waterproof Wall Hole Sealing Putty, Heat and Flame Resistant Sealant for Sewer Pipe Caulking and Gap Filling in Metal, Rubber and Concrete for Surfaces

Repair Sealing Clay Waterproof - Moldable Putty Sealant for Wall Holes, Heat Resistant & Flame Retardant, with Cooling Glue, Easy Hand-Moldable Repair for Cracks & Leaks From $7.99

Repair Sealing Clay Waterproof - Moldable Putty Sealant for Wall Holes, Heat Resistant & Flame Retardant, with Cooling Glue, Easy Hand-Moldable Repair for Cracks & Leaks
Available in additional 5 options
From$799

Repair Sealing Clay Waterproof - Moldable Putty Sealant for Wall Holes, Heat Resistant & Flame Retardant, with Cooling Glue, Easy Hand-Moldable Repair for Cracks & Leaks

Sti Fire Barrier Putty Pad,Bar SSP9S $19.36

Sti Fire Barrier Putty Pad,Bar SSP9S
current price $19.36

Sti Fire Barrier Putty Pad,Bar SSP9S

1 Pack Sealant Mud for Plugging Holes Sewer Sealing White Clogging Putty Flexible Waterproof Crack Filler Multipurpose Repair Compound Indoor Outdoor Use Fast Drying &Flame Retardant $8.49

1 Pack Sealant Mud for Plugging Holes Sewer Sealing White Clogging Putty Flexible Waterproof Crack Filler Multipurpose Repair Compound Indoor Outdoor Use Fast Drying &Flame Retardant
current price $8.49

1 Pack Sealant Mud for Plugging Holes Sewer Sealing White Clogging Putty Flexible Waterproof Crack Filler Multipurpose Repair Compound Indoor Outdoor Use Fast Drying &Flame Retardant

Kneadable Multi-Purpose Metal Repair Clay, Heat Resistant Waterproof Bonding Putty for Wood Glass Plastic Broken Parts $9.99

Kneadable Multi-Purpose Metal Repair Clay, Heat Resistant Waterproof Bonding Putty for Wood Glass Plastic Broken Parts
current price $9.99

Kneadable Multi-Purpose Metal Repair Clay, Heat Resistant Waterproof Bonding Putty for Wood Glass Plastic Broken Parts

3M Fire Barrier Moldable Putty Pads MPP+, Red, 4 in x 8 in, (10 Each/Carton) 100 Each/Case (Case of 100) SKU 7000059410 $750.23

3M Fire Barrier Moldable Putty Pads MPP+, Red, 4 in x 8 in, (10 Each/Carton) 100 Each/Case (Case of 100) SKU 7000059410
current price $750.23

3M Fire Barrier Moldable Putty Pads MPP+, Red, 4 in x 8 in, (10 Each/Carton) 100 Each/Case (Case of 100) SKU 7000059410

3M Fire Barrier Moldable Putty Stix MP+, Red, 1.4 in x 11 in, 10/case (Case of 10) SKU 7000006381 $289.87

3M Fire Barrier Moldable Putty Stix MP+, Red, 1.4 in x 11 in, 10/case (Case of 10) SKU 7000006381
current price $289.87

3M Fire Barrier Moldable Putty Stix MP+, Red, 1.4 in x 11 in, 10/case (Case of 10) SKU 7000006381

Specified Technologies Inc Specseal Ssp Putty Pad $15.39

Specified Technologies Inc Specseal Ssp Putty Pad
current price $15.39

Specified Technologies Inc Specseal Ssp Putty Pad

Soudal Accumetric 436407 Acryrub Fire Block - Pack of 12 $72.37

Soudal Accumetric 436407 Acryrub Fire Block - Pack of 12
current price $72.37

Soudal Accumetric 436407 Acryrub Fire Block - Pack of 12

YiJuHui 1pcs Waterproof Adhesive Sealant for Air Conditioning Holes - Quick-Dry, High-Temp Resistant, Fire Retardant Rubber Putty for Wall Repair, Pipe Gaps, Cracks and Roof Sealing From $2.27

YiJuHui 1pcs Waterproof Adhesive Sealant for Air Conditioning Holes - Quick-Dry, High-Temp Resistant, Fire Retardant Rubber Putty for Wall Repair, Pipe Gaps, Cracks and Roof Sealing
Available in additional 2 options
From$227

YiJuHui 1pcs Waterproof Adhesive Sealant for Air Conditioning Holes - Quick-Dry, High-Temp Resistant, Fire Retardant Rubber Putty for Wall Repair, Pipe Gaps, Cracks and Roof Sealing

CaiYueKe Wall Hole Repair Sealant, Crack Filler Putty for Drywall, Concrete, Wood, Metal, Pipe, Flexible Waterproof Coating, UV Resistant, Fire Retardant, Quick Dry, Home Maintenance Solution $4.46

CaiYueKe Wall Hole Repair Sealant, Crack Filler Putty for Drywall, Concrete, Wood, Metal, Pipe, Flexible Waterproof Coating, UV Resistant, Fire Retardant, Quick Dry, Home Maintenance Solution
current price $4.46

CaiYueKe Wall Hole Repair Sealant, Crack Filler Putty for Drywall, Concrete, Wood, Metal, Pipe, Flexible Waterproof Coating, UV Resistant, Fire Retardant, Quick Dry, Home Maintenance Solution

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I $87.48

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I
current price $87.48

T Fire Putty Electrical Pads Barrier Moldable With Disposable Gloves For Sockets Wall Openings Box Water Supply Boxes (20 7-1/2 I

Other options to consider

High Heat Epoxy Putty Stick, for Manifolds, Tail Pipes, Mufflers and Other High Temperature Projects $9.99 $9.99/count

High Heat Epoxy Putty Stick, for Manifolds, Tail Pipes, Mufflers and Other High Temperature Projects
current price $9.99
$9.99/count

High Heat Epoxy Putty Stick, for Manifolds, Tail Pipes, Mufflers and Other High Temperature Projects

4.5 out of 5 stars
4.5 out of 5 Stars. 75 reviews

Quakehold! 88111 Museum Putty Neutral 2.64 Oz. $11.19

Quakehold! 88111 Museum Putty Neutral 2.64 Oz.
current price $11.19

Quakehold! 88111 Museum Putty Neutral 2.64 Oz.

4.1 out of 5 stars
4.1 out of 5 Stars. 35 reviews

2026 New Waterproof High Heat Resistant Steel Epoxy Putty, AB Two-Part Fast Repair Filler, Versatile Adhesive for Metal, Plastic, Wood, Tile, Ceramics

2026 New Waterproof High Heat Resistant Steel Epoxy Putty, AB Two-Part Fast Repair Filler, Versatile Adhesive for Metal, Plastic, Wood, Tile, Ceramics

2026 New Waterproof High Heat Resistant Steel Epoxy Putty, AB Two-Part Fast Repair Filler, Versatile Adhesive for Metal, Plastic, Wood, Tile, Ceramics

DAP FireBreak Flame Resistant Foam Sealant, Orange, 12 oz (7565010012) $23.52

DAP FireBreak Flame Resistant Foam Sealant, Orange, 12 oz (7565010012)
current price $23.52

DAP FireBreak Flame Resistant Foam Sealant, Orange, 12 oz (7565010012)

3M COMPANY FB 136 10.1OZ Fire Block Caulk $18.40

3M COMPANY FB 136 10.1OZ Fire Block Caulk
current price $18.40

3M COMPANY FB 136 10.1OZ Fire Block Caulk

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Gardner Gibson 5009-0-61 FlameStopper Flexible Intumescent Sealant, 10.1 oz $20.11

Gardner Gibson 5009-0-61 FlameStopper Flexible Intumescent Sealant, 10.1 oz
current price $20.11

Gardner Gibson 5009-0-61 FlameStopper Flexible Intumescent Sealant, 10.1 oz

DAP High Heat Fire Resistant Mortar, 10 Oz, Black (7079818854) $14.55

DAP High Heat Fire Resistant Mortar, 10 Oz, Black (7079818854)
current price $14.55

DAP High Heat Fire Resistant Mortar, 10 Oz, Black (7079818854)

5 out of 5 stars
5 out of 5 Stars. 1 reviews

Durham's 1-Pound Rock Hard Water Putty

Durham's 1-Pound Rock Hard Water Putty

Durham's 1-Pound Rock Hard Water Putty

4.7 out of 5 stars
4.7 out of 5 Stars. 60 reviews

Metacaulk MC 150+ Red 10.3 Oz. Firestop Sealant 66648 $20.14

Metacaulk MC 150+ Red 10.3 Oz. Firestop Sealant 66648
current price $20.14

Metacaulk MC 150+ Red 10.3 Oz. Firestop Sealant 66648

3M Heat Resistant Fire Block Sealant - Pack of 18

3M Heat Resistant Fire Block Sealant - Pack of 18

3M Heat Resistant Fire Block Sealant - Pack of 18

Steel Reinforced Epoxy Putty, Waterproof Heat Resistant AB Filler(White) From $6.28

Steel Reinforced Epoxy Putty, Waterproof Heat Resistant AB Filler(White)
Available in additional 3 options
From$628

Steel Reinforced Epoxy Putty, Waterproof Heat Resistant AB Filler(White)

10-pack J-B Weld HighHeat Epoxy Putty Stick - High Temperature-Resistant - 10 Pack, 2 oz Residential Use, Standard Application $77.35

10-pack J-B Weld HighHeat Epoxy Putty Stick - High Temperature-Resistant - 10 Pack, 2 oz  Residential Use, Standard Application
current price $77.35

10-pack J-B Weld HighHeat Epoxy Putty Stick - High Temperature-Resistant - 10 Pack, 2 oz Residential Use, Standard Application

3M Heat Resistant Fire Block Sealant - Pack of 3 $58.26

3M Heat Resistant Fire Block Sealant - Pack of 3
current price $58.26

3M Heat Resistant Fire Block Sealant - Pack of 3

Steel Reinforced Epoxy Putty, Epoxy Putty Repair Clay, 2 Part Waterproof Repair Kit, Heat Resistant Bonding Compound for Metal Wood Tile Ceramic and Household Repairs From $11.81

Steel Reinforced Epoxy Putty, Epoxy Putty Repair Clay, 2 Part Waterproof Repair Kit, Heat Resistant Bonding Compound for Metal Wood Tile Ceramic and Household Repairs
Available in additional 2 options
From$1181

Steel Reinforced Epoxy Putty, Epoxy Putty Repair Clay, 2 Part Waterproof Repair Kit, Heat Resistant Bonding Compound for Metal Wood Tile Ceramic and Household Repairs

3.3 out of 5 stars
3.3 out of 5 Stars. 7 reviews

3M Heat Resistant Fire Block Sealant - Pack of 16 $294.84

3M Heat Resistant Fire Block Sealant - Pack of 16
current price $294.84

3M Heat Resistant Fire Block Sealant - Pack of 16

Hotspot Fire Cement 310ml Black $12.50

Hotspot Fire Cement 310ml Black
current price $12.50

Hotspot Fire Cement 310ml Black

Top deals

FAQ

What is fire putty used for?

Fire putty is designed to help seal gaps, holes, and penetrations in walls, floors, and ceilings, especially around pipes, cables, and ducts. Its main purpose is to slow the spread of fire, smoke, and heat by creating a fire-resistant barrier.

  • It's often used in construction and home improvement projects.
  • It can be applied to areas where fire safety is a concern, like around electrical boxes or plumbing.
  • Some types are also waterproof and suitable for sealing leaks.
Always follow the manufacturer's instructions for best results and safety.

How do I apply fire putty?

Applying fire putty is pretty straightforward, but it's important to use the right technique.

  1. Start by cleaning the area to remove dust and debris.
  2. Knead or mold the putty as needed, depending on the product type.
  3. Press the putty firmly into the gap, crack, or hole you want to seal.
  4. Smooth it out with your fingers or a tool for a tight fit.
Tip: Make sure the surface is dry and follow all safety guidelines listed on the packaging for optimal performance.

Can fire putty be used outdoors?

Some fire putty products are suitable for outdoor use, especially those labeled as waterproof and weather-resistant.

  • Check the product specifications to confirm if it's designed for exterior applications.
  • Outdoor fire putty can help seal gaps in walls, roofs, or around pipes exposed to the elements.
  • It's important to ensure the putty is applied to a clean, dry surface for best adhesion.
For long-lasting results, follow the manufacturer's recommendations and consider environmental factors like temperature and moisture.

Is fire putty safe around electrical wires?

Fire putty is commonly used to seal around electrical wires and boxes because it's formulated to resist heat and flame.

  • It's important to use products specifically rated for electrical applications.
  • Always turn off power before working near electrical components.
  • Follow the instructions on the packaging to avoid any safety risks.
If you're unsure about installation, consider consulting a licensed professional for guidance.

How long does fire putty take to set?

The setting time for fire putty varies depending on the product and environmental conditions.

  • Some fast-drying formulas set in as little as 10 minutes, while others may take longer.
  • Factors like temperature, humidity, and thickness of application can affect drying time.
  • Always check the manufacturer's instructions for specific guidance.
Waiting for the putty to fully cure before exposing it to heat or moisture can help maximize its effectiveness.

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