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Flex Seal in Sealants, Fillers and Adhesives

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Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black $14.87

Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
Black, variant on Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
Clear, variant on Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
Gray, variant on Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
White, variant on Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
current price $14.87
Options from $14.87 – $44.61

Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black

4.4 out of 5 Stars. 3605 reviews
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Overall pick Flex Seal Mini Pool Patch and Repair Kit, Includes Flex Tape and Flex Glue, Clear $9.88

Overall pick
Flex Seal Mini Pool Patch and Repair Kit, Includes Flex Tape and Flex Glue, Clear
current price $9.88

Flex Seal Mini Pool Patch and Repair Kit, Includes Flex Tape and Flex Glue, Clear

3.8 out of 5 Stars. 770 reviews
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Best seller Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating $16.87

Best seller
Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating
Black, variant on Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating
Clear, variant on Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating
White, variant on Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating
current price $16.87
Options from $16.87 – $33.74

Flex Seal MAX 17 oz Clear Aerosol Liquid Rubber Sealant Coating

4.6 out of 5 Stars. 933 reviews
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Flex Seal Caulk All Purpose Clear 9 oz Pressurized Can with Adjustable Nozzle $19.87

Flex Seal Caulk All Purpose Clear 9 oz Pressurized Can with Adjustable Nozzle
Clear, variant on Flex Seal Caulk All Purpose Clear 9 oz Pressurized Can with Adjustable Nozzle
White, variant on Flex Seal Caulk All Purpose Clear 9 oz Pressurized Can with Adjustable Nozzle
current price $19.87

Flex Seal Caulk All Purpose Clear 9 oz Pressurized Can with Adjustable Nozzle

4.5 out of 5 Stars. 409 reviews
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Best seller Flex Seal Liquid Rubber Sealant Coating, White, 32 oz $34.87

Best seller
Flex Seal Liquid Rubber Sealant Coating, White, 32 oz
Sponsored
current price $34.87
Options from $34.87 – $69.74

Flex Seal Liquid Rubber Sealant Coating, White, 32 oz

4.5 out of 5 Stars. 719 reviews
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Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black $14.87

Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black
Sponsored
current price $14.87
Options from $14.87 – $44.61

Flex Seal Aerosol Liquid Rubber Sealant Coating, 14 oz, Black

4.4 out of 5 Stars. 3605 reviews
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Best seller Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White $14.87 Was $30.00

Best seller
Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White
Sponsored
current price Now $14.87, Was $30.00
Options from $8.00

Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White

4.1 out of 5 Stars. 1388 reviews
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Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black $12.64 Was $14.87 90.3 ¢/oz

Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black
Sponsored
current price Now $12.64, Was $14.87
90.3 ¢/oz

Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black

4.5 out of 5 Stars. 862 reviews
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Best seller Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear $14.87

Best seller
Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear
Black, variant on Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear
Clear, variant on Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear
White, variant on Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear
current price $14.87
Options from $14.87 – $59.48

Flex Tape Strong Rubberized Waterproof Tape, 4 in x 5 ft, Clear

4.2 out of 5 Stars. 4185 reviews
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Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black $12.64 Was $14.87 90.3 ¢/oz

Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black
Available in additional 2 options
current price Now $12.64, Was $14.87
90.3 ¢/oz

Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black

4.5 out of 5 Stars. 862 reviews
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Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White $109.98 $109.98/oz

Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White
Sponsored
current price $109.98
$109.98/oz

Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White

4.4 out of 5 Stars. 492 reviews
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Best seller Flex Seal Liquid Rubber Marine Aerosol Sealant Coating, Clear, 5 oz $9.87 $1.97/fl oz

Best seller
Flex Seal Liquid Rubber Marine Aerosol Sealant Coating, Clear, 5 oz
Available in additional 2 options
current price $9.87
$1.97/fl oz
Options from $9.87 – $29.61

Flex Seal Liquid Rubber Marine Aerosol Sealant Coating, Clear, 5 oz

4.1 out of 5 Stars. 295 reviews
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Best seller Flex Seal Liquid Rubber Sealant Coating, White, 32 oz $34.87

Best seller
Flex Seal Liquid Rubber Sealant Coating, White, 32 oz
Available in additional 2 options
current price $34.87
Options from $34.87 – $69.74

Flex Seal Liquid Rubber Sealant Coating, White, 32 oz

4.5 out of 5 Stars. 719 reviews
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Flex Caulk Clear Silicone Sealant, 6.6 oz, Adjustable Trigger Flow Nozzle, Waterproof All-Purpose Indoor & Outdoor Use $16.87

Flex Caulk Clear Silicone Sealant, 6.6 oz, Adjustable Trigger Flow Nozzle, Waterproof All-Purpose Indoor & Outdoor Use
current price $16.87

Flex Caulk Clear Silicone Sealant, 6.6 oz, Adjustable Trigger Flow Nozzle, Waterproof All-Purpose Indoor & Outdoor Use

4.6 out of 5 Stars. 60 reviews
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Flex Tape Rubberized Waterproof Tape - Ideal for RVs, Boats, and Home Repairs - 8 in x 5 ft, Clear $21.56 $6.53/sq ft

Flex Tape Rubberized Waterproof Tape - Ideal for RVs, Boats, and Home Repairs - 8 in x 5 ft, Clear
Available in additional 2 options
current price $21.56
$6.53/sq ft
Options from $21.56 – $43.12

Flex Tape Rubberized Waterproof Tape - Ideal for RVs, Boats, and Home Repairs - 8 in x 5 ft, Clear

4.6 out of 5 Stars. 1391 reviews
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Best seller Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White $14.87 Was $30.00

Best seller
Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White
Black, variant on Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White
Clear, variant on Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White
White, variant on Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White
current price Now $14.87, Was $30.00
Options from $8.00

Flex Paste Super Thick Rubber Paste Sealant, 8.75 fl oz, White

4.1 out of 5 Stars. 1388 reviews
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Flex Seal Liquid Rubber Sealant Coating, 32 oz, Black $34.87

Flex Seal Liquid Rubber Sealant Coating, 32 oz, Black
Available in additional 2 options
current price $34.87
Options from $34.87 – $139.48

Flex Seal Liquid Rubber Sealant Coating, 32 oz, Black

4.5 out of 5 Stars. 560 reviews
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Flex Seal Caulk Clear 3 oz Pressurized Can with Adjustable Trigger Flow Nozzle $12.94

Flex Seal Caulk Clear 3 oz Pressurized Can with Adjustable Trigger Flow Nozzle
Available in additional 2 options
current price $12.94
Options from $12.94 – $51.76

Flex Seal Caulk Clear 3 oz Pressurized Can with Adjustable Trigger Flow Nozzle

4.5 out of 5 Stars. 233 reviews
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Low stock

Flex Seal Liquid Rubber Sealant Coating, 32 oz, Clear $34.87

Flex Seal Liquid Rubber Sealant Coating, 32 oz, Clear
Clear, variant on Flex Seal Liquid Rubber Sealant Coating, 32 oz, Clear
Gray, variant on Flex Seal Liquid Rubber Sealant Coating, 32 oz, Clear
current price $34.87

Flex Seal Liquid Rubber Sealant Coating, 32 oz, Clear

4.6 out of 5 Stars. 456 reviews
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Flex Seal Epoxy Ultimate Putty Dark Gray 2.0 oz $9.87

Flex Seal Epoxy Ultimate Putty Dark Gray 2.0 oz
current price $9.87

Flex Seal Epoxy Ultimate Putty Dark Gray 2.0 oz

4.7 out of 5 Stars. 178 reviews
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Flex Seal Flex Glue Clear Strong Rubberized Adhesive, 4 Ounce $14.87

Flex Seal Flex Glue Clear Strong Rubberized Adhesive, 4 Ounce
Available in additional 2 options
current price $14.87
Options from $14.87 – $29.74

Flex Seal Flex Glue Clear Strong Rubberized Adhesive, 4 Ounce

3.8 out of 5 Stars. 261 reviews
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Flex Seal 5 oz White Marine Liquid Rubber Sealant Spray for Industrial Use $9.87 $1.97/fl oz

Flex Seal 5 oz White Marine Liquid Rubber Sealant Spray for Industrial Use
Available in additional 2 options
current price $9.87
$1.97/fl oz
Options from $9.87 – $19.74

Flex Seal 5 oz White Marine Liquid Rubber Sealant Spray for Industrial Use

4.5 out of 5 Stars. 601 reviews
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Flex Glue Strong Rubberized Waterproof Adhesive, 6 oz, White $14.87

Flex Glue Strong Rubberized Waterproof Adhesive, 6 oz, White
current price $14.87

Flex Glue Strong Rubberized Waterproof Adhesive, 6 oz, White

4.4 out of 5 Stars. 378 reviews
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Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond $16.87 84.4 ¢/ea

Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond
Almond, variant on Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond
Black, variant on Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond
White, variant on Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond
current price $16.87
84.4 ¢/ea

Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Almond

4.5 out of 5 Stars. 411 reviews
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Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White $109.98 $109.98/oz

Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White
current price $109.98
$109.98/oz

Flex Seal Liquid Rubber Sealant Coating, 1 Gallon, White

4.4 out of 5 Stars. 492 reviews
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Flex Tape Strong Rubberized Waterproof Marine Tape, 4 in x 5 ft, White $14.87

Flex Tape Strong Rubberized Waterproof Marine Tape, 4 in x 5 ft, White
Available in additional 2 options
current price $14.87
Options from $14.87 – $29.74

Flex Tape Strong Rubberized Waterproof Marine Tape, 4 in x 5 ft, White

4.6 out of 5 Stars. 2278 reviews
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Flex Seal Draft and Insulation Tape, Clear, 2" x 16' $14.99

Flex Seal Draft and Insulation Tape, Clear, 2" x 16'
current price $14.99

Flex Seal Draft and Insulation Tape, Clear, 2" x 16'

4.6 out of 5 Stars. 99 reviews
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Flex Seal Flex Tape Flood Protection RTSYELR0420 Rubberized Waterproof Tape Sealant 3.75-Inch-Wide Waterproofing Adhesive Flexible Flood Tape - 20FT $32.75

Flex Seal Flex Tape Flood Protection RTSYELR0420 Rubberized Waterproof Tape Sealant 3.75-Inch-Wide Waterproofing Adhesive Flexible Flood Tape - 20FT
Available in additional 2 sizes
current price $32.75
Options from $32.75 – $41.23

Flex Seal Flex Tape Flood Protection RTSYELR0420 Rubberized Waterproof Tape Sealant 3.75-Inch-Wide Waterproofing Adhesive Flexible Flood Tape - 20FT

Free shipping, arrives in 3+ days

FLEX SEAL LIQUID - 32 OZ. GRAY $34.87

FLEX SEAL LIQUID - 32 OZ. GRAY
current price $34.87

FLEX SEAL LIQUID - 32 OZ. GRAY

4.4 out of 5 Stars. 152 reviews
Free shipping, arrives in 3+ days

Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Clear $23.95 $2.99/oz

Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Clear
current price $23.95
$2.99/oz

Flex Shot Rubber Adhesive Sealant Caulk, 8 oz, Clear

4.6 out of 5 Stars. 283 reviews
Free shipping, arrives in 3+ days

Flex Seal Epoxy, Extreme Liquid, Multi-Purpose, Durable, Permanent, Watertight, Long-Lasting Bond, for Automotive, Marine, Plumbing, Home, Black, 2 x 0.5 oz $9.99

Flex Seal Epoxy, Extreme Liquid, Multi-Purpose, Durable, Permanent, Watertight, Long-Lasting Bond, for Automotive, Marine, Plumbing, Home, Black, 2 x 0.5 oz
current price $9.99

Flex Seal Epoxy, Extreme Liquid, Multi-Purpose, Durable, Permanent, Watertight, Long-Lasting Bond, for Automotive, Marine, Plumbing, Home, Black, 2 x 0.5 oz

4.7 out of 5 Stars. 173 reviews
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Flex Seal MAX Liquid Rubber Sealant Coating, 2.5 Gallon, Black $203.16

Flex Seal MAX Liquid Rubber Sealant Coating, 2.5 Gallon, Black
Black, variant on Flex Seal MAX Liquid Rubber Sealant Coating, 2.5 Gallon, Black
White, variant on Flex Seal MAX Liquid Rubber Sealant Coating, 2.5 Gallon, Black
current price $203.16
Options from $203.16 – $223.45

Flex Seal MAX Liquid Rubber Sealant Coating, 2.5 Gallon, Black

4.5 out of 5 Stars. 442 reviews
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Flex Seal Liquid Rubber Sealant Coating, 16 oz, Black As Seen on TV $24.48

Flex Seal Liquid Rubber Sealant Coating, 16 oz, Black As Seen on TV
current price $24.48

Flex Seal Liquid Rubber Sealant Coating, 16 oz, Black As Seen on TV

4.5 out of 5 Stars. 382 reviews
Free shipping, arrives in 3+ days

Flex Seal 2 Minutes Super Glue, Clear, 0.2 oz $8.13 $2.71/g

Flex Seal 2 Minutes Super Glue, Clear, 0.2 oz
current price $8.13
$2.71/g

Flex Seal 2 Minutes Super Glue, Clear, 0.2 oz

4.7 out of 5 Stars. 357 reviews
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Flex Paste Super Thick Rubber Paste, 8.75 fl oz, White $21.94 Was $30.65 $1.37/oz

Flex Paste Super Thick Rubber Paste, 8.75 fl oz, White
current price Now $21.94, Was $30.65
$1.37/oz

Flex Paste Super Thick Rubber Paste, 8.75 fl oz, White

4.1 out of 5 Stars. 744 reviews
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Flex Tape Max Strong Rubberized Waterproof Tape, White, 4 Inches x 25 Feet $48.94

Flex Tape Max Strong Rubberized Waterproof Tape, White, 4 Inches x 25 Feet
current price $48.94

Flex Tape Max Strong Rubberized Waterproof Tape, White, 4 Inches x 25 Feet

4.6 out of 5 Stars. 2147 reviews
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Flex Seal Liquid Rubber Sealant Coating, 16 oz, Gray

Flex Seal Liquid Rubber Sealant Coating, 16 oz, Gray

Flex Seal Liquid Rubber Sealant Coating, 16 oz, Gray

4.5 out of 5 Stars. 374 reviews
Free shipping, arrives in 3+ days

Flex Seal Flex Super Wide Duct Tape - Extra Wide, Strong Adhesive - 1 Roll, 7.5 in x 20 ft, Black

Flex Seal Flex Super Wide Duct Tape - Extra Wide, Strong Adhesive - 1 Roll, 7.5 in x 20 ft, Black
Available in additional 2 sizes

Flex Seal Flex Super Wide Duct Tape - Extra Wide, Strong Adhesive - 1 Roll, 7.5 in x 20 ft, Black

4.5 out of 5 Stars. 95 reviews
Free shipping, arrives in 3+ days

Flex Glue Mini Strong Rubberized Waterproof Adhesive, 0.6 fl oz, Clear $10.19 $16.98/fl oz

Flex Glue Mini Strong Rubberized Waterproof Adhesive, 0.6 fl oz, Clear
current price $10.19
$16.98/fl oz

Flex Glue Mini Strong Rubberized Waterproof Adhesive, 0.6 fl oz, Clear

4.1 out of 5 Stars. 239 reviews
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Flex Tape Black 12 in. x 10 ft. Strong Rubberized Waterproof Tape $57.41

Flex Tape Black 12 in. x 10 ft. Strong Rubberized Waterproof Tape
Black, variant on Flex Tape Black 12 in. x 10 ft. Strong Rubberized Waterproof Tape
White, variant on Flex Tape Black 12 in. x 10 ft. Strong Rubberized Waterproof Tape
current price $57.41
Options from $49.50

Flex Tape Black 12 in. x 10 ft. Strong Rubberized Waterproof Tape

4.7 out of 5 Stars. 120 reviews
Free shipping, arrives in 3+ days

Flex Duct Tape Powerful Thick Weatherproof Adhesive and UV Resistant, 7.5" x 20 feet, White $29.98 $2.40/sq ft

Flex Duct Tape Powerful Thick Weatherproof Adhesive and UV Resistant, 7.5" x 20 feet, White
Available in additional 2 options
current price $29.98
$2.40/sq ft
Options from $29.98 – $59.96

Flex Duct Tape Powerful Thick Weatherproof Adhesive and UV Resistant, 7.5" x 20 feet, White

4.7 out of 5 Stars. 90 reviews
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Flex Paste, Super Thick Rubber Paste, 26 fl oz, Black $36.81

Flex Paste, Super Thick Rubber Paste, 26 fl oz, Black
Available in additional 2 sizes
current price $36.81
Options from $36.81 – $115.43

Flex Paste, Super Thick Rubber Paste, 26 fl oz, Black

4.2 out of 5 Stars. 698 reviews
Free shipping, arrives in 3+ days

Flex Seal Liquid Rubber Sealant, 1 Gallon, Black $109.99

Flex Seal Liquid Rubber Sealant, 1 Gallon, Black
current price $109.99

Flex Seal Liquid Rubber Sealant, 1 Gallon, Black

4.5 out of 5 Stars. 434 reviews
Free shipping, arrives in 3+ days

Flex Super Glue Gel Strong Precision Tip Glue for Smooth Bonds on Vertical and Uneven Surfaces, 20 Grams $14.03

Flex Super Glue Gel Strong Precision Tip Glue for Smooth Bonds on Vertical and Uneven Surfaces, 20 Grams
current price $14.03

Flex Super Glue Gel Strong Precision Tip Glue for Smooth Bonds on Vertical and Uneven Surfaces, 20 Grams

4.6 out of 5 Stars. 369 reviews
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About Flex Seal in Sealants, Fillers and Adhesives - Walmart.com

Flex Seal products help you seal leaks, coat tricky surfaces, and handle patch jobs with spray, liquid, tape, and waterproof adhesive options. This page brings those formats together, so you can compare coverage, application style, and finish before starting a repair. That matters when youu're sealing gutters, window frames, RV roofs, or exposed seams around outdoor fixtures.

Why Flex Seal stands out for home repairs

Flex Seal works across uneven shapes, seams, and hard-to-reach spots where cans, brushable coatings, and rolls each solve different problems. That format range matters when youu're sealing gutters, window frames, RV roofs, or small gaps around outdoor fixtures.

Some jobs need a brushable coating. Others call for an aerosol layer or a thick, conforming strip. Matching the product style to the surface helps you get clean coverage and reduced mess.

  • Spray options coat corners, curves, and textured surfaces with fast, even coverage.
  • Liquid formulas work well when you need a brush, roller, or pourable application.
  • Tape creates an instant patch over cracks, seams, and split areas on many surfaces.
  • Waterproof adhesive and sealant options help with bonding plus sealing in one step.

That flexibility makes this brand page useful for planned projects and sudden household fixes. You can compare products built for roof touch-ups, basement walls, outdoor equipment, and weather-exposed seams.

Waterproof gasket sealant features that matter

When youu're choosing a waterproof gasket sealant, application method is a major decision point. Spray reaches narrow angles quickly, while liquid gives you more control on larger sections.

Drying time and finish also matter. Some projects need a smooth coat for visible areas, while others need thicker coverage over rough surfaces or layered seams.

Shoppers often choose Flex Seal liquid for broad coatings on foundations, planters, or roof edges. Flex Seal spray fits quick passes on vents, joints, and contoured metal or plastic parts.

Flex Seal tape adds another option when you need a shaped patch that presses over a seam. For shoppers comparing a waterproof adhesive, this format can feel direct and simple.

Experienced buyers also check indoor or outdoor suitability, surface compatibility, and container size. Those details help you pick the right product for trim, flashing, gutters, or utility connections.

Flex Seal spray and liquid applications

Different repair scenarios call for different Flex Seal formats. A spray can works well when youu're coating around bolts, corners, and irregular edges on lawn equipment or exterior fixtures.

Liquid products fit projects where you want measured placement and thicker coats. Theyu're practical for roof transitions, planter interiors, birdbaths, and sections that need brushed coverage.

Tape is useful when a seam needs quick surface contact without waiting for a brush setup. It can cover splits on hoses, flashing, bins, or camping gear exposed to wet conditions.

Many shoppers also look for products that fit pickup or delivery needs. This page helps you compare available formats quickly, so itu's simple to choose the right item for your timeline.

If youu're narrowing options for a waterproof gasket sealant, think about the shape of the repair first. Flat surfaces, curved edges, and moving joints each benefit from different product forms.

How to choose the right Flex Seal product

Start with the surface and the size of the area. Small seams and awkward corners often favor spray or tape, while broad sections usually favor liquid coverage.

Next, consider how controlled the application needs to be. A visible trim line may need a careful edge, while an underside patch may prioritize reach and coverage.

Material type matters too. Metal, plastic, masonry, wood, and fabric-like surfaces can all shape which Flex Seal format feels practical for the task.

Youu'll also want to think about storage and future touch-ups. Keeping the same product type on hand can make follow-up coats and repeat maintenance more straightforward later.

This page supports that comparison process with brand-specific choices instead of mixing unrelated sealants. That makes it easier to focus on the Flex Seal format that fits your project and leaves a neat finish.

Choosing the right Flex Seal product can simplify repair planning and give you a clearer path from prep to finished coverage. With liquid, spray, tape, and waterproof adhesive options, you can match the format to the surface and get a precise result.