9 Best Concrete Crack Fillers - Professional-Grade Repairs Tested

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Best Value

2

Novion

ElastiPoxy Concrete Joint & Crack Filler Kit (2-qts.) - Flexible Epoxy Joint Sealant for Floor-to-Wall Joints, Contraction Joints, Cracks in Concrete Blocks, Spalled Concrete.

9.8 Durability

9.8 Easy Application

9.6 Versatile Use

Why we love it

Two-component epoxy system provides permanent concrete repair solution

Bonds effectively even on damp surfaces for basement and driveway repairs

Customizable with sand addition for enhanced mortar-like applications

Main highlights

Key Features

High-quality epoxy system offering flexible repair, superior adhesion on damp surfaces, and versatile application options for concrete repairs.

Ideal for Concrete Repair and Joint Sealing

Perfect for repairing leaking joints, basement sealing, driveway maintenance, and creating custom mortar solutions for various concrete applications.

Praised for Versatility and Flexibility

Users appreciate its flexible nature that accommodates concrete movement while providing permanent repairs in challenging conditions like basements.

9.7

Exceptional

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3

Applied Technologies

Applied Technologies 10' Fast Set Concrete Foundation Crack Repair Kit-Polyurethane Foam Stops Water from Leaking Through a Basement Crack-Our Most Popular DIY Concrete Crack Repair Kit

9.7 Effective Solution

9.6 Professional Grade

9.5 Easy Application

Why we love it

Complete kit with injection foam and surface sealer for concrete crack repairs

Professional-grade materials with included how-to video for DIY application

Fast-curing formula with strong bonding poxy paste for optimal sealing

Main highlights

Key Features

Comprehensive waterproofing system featuring fast-curing polyurethane foam, surface sealer, and detailed installation instructions for effective concrete repairs.

Ideal for Basement and Foundation Waterproofing

Perfect for homeowners dealing with foundation water leaks, basement moisture issues, and concrete crack repairs requiring professional results.

Praised for Professional-Grade Quality

Users consistently praise the professional-quality materials, easy-to-follow instructions, and effective sealing performance for long-lasting foundation repairs.

9.4

Excellent

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4

Protective Coating Co.

PC Products PC-Xtreme Polyurea Joint Filler, Concrete and Blacktop Sealant, 22oz Cartridge, Gray 96000

Main highlights

Polyurea elastomeric filler to repair cracks and joints in concrete and blacktop; requires a dispensing gun to apply
Highly flexible formula moves with joints for durability, Stop water penetration at overhead door entrance
Application temperature range from -40 to +120 degrees F and continuous service temperature range from -40 to +170 degrees F
Provides gel time of 3 minutes and cure time of 90 minutes (at 75 degrees F)
Self-leveling for horizontal applications

9.2

Excellent

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5

SHANDONG GUANHUA SEALANT CO., LTD.

E-SDS Cemente Crack Filler Outdoor Waterproof Concrete Repair Sealant Self-Leveling Driveway Crack Filler Construction Crack Flexible Concrete Patch Gray 10.5 fl. oz (Grey,6 Pack)

9.3 Easy to Apply

9.1 Durable Results

9.1 Versatile Use

Why we love it

Non-toxic MS polymer formula with excellent heat resistance and durability

Suitable for both indoor and outdoor concrete repairs with 10.5 fl oz capacity

Quick-drying formula with 2-3 hours tack-free time and full cure in 1-3 days

Main highlights

Key Features

Advanced MS polymer formulation offers superior heat resistance, crack-free performance, and safe application without toxic emissions or odors.

Ideal for Concrete Repair and Restoration

Perfect for fixing cracks in driveways, sidewalks, steps, and balconies, providing professional-grade repairs for various concrete surfaces.

Praised for Safety and Versatility

Users appreciate its non-toxic composition, versatile application options, and effectiveness in both indoor and outdoor concrete repair projects.

9.0

Excellent

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6

Shanghai CHEMPU Co.,Ltd

E-SDS Concrete Crack Repair Sealant Self Leveling Gray Polyurethane Construction Sealant Sealing Horizontal Expansion Joints in Concrete 10.5 fl. oz (6 Pack)

9.2 Excellent Adhesion

9.1 Weather Resistant

8.9 Easy Application

Why we love it

High-performance polyurethane sealant with exceptional moisture resistance for multiple surfaces

Bonds to construction materials without primer, filling cracks up to 1.5 inches wide

Durable and flexible with 2-3 hour tack-free time and excellent paint compatibility

Main highlights

Key Features

Advanced polyurethane formula offers superior adhesion, weather resistance, and flexibility while maintaining compatibility with various construction materials.

Ideal for Construction and Waterproofing

Perfect for sealing cracks in concrete surfaces, underwater applications, and general construction projects requiring long-lasting moisture protection.

Praised for Versatility and Durability

Users appreciate its exceptional bonding strength, easy application with standard caulk gun, and ability to withstand various weather conditions.

8.9

Excellent

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7

Awarehousefull / Sikaflex

AWF PRO - Sikaflex 1C SL 10 oz Limestone, Concrete Expansion Joint Filler, Self Leveling, Polyurethane Sealant. Pack of 12

Main highlights

HIGH PERFORMANCE! Sikaflex 1c SL is a single component, self leveling, premium grade polyurethane sealant with an accelerated tack free time and curing capacity.
HIGH ELASTICITY! Sikaflex 1c SL cures to a tough, durable and flexible consistency: +/- 25% movement. 1C SL is extremely elastic and durable and will resist aging and weathering.
GREAT COVERAGE! Sikaflex 1c SL is used to seal horizontal expansion joints in concrete and cement slabs such as sidewalks, balconies, pavements, terraces, warehouses, factories, civil structures, plazas, pitch pans, and canals and water treatment.
AWESOME VALUE! Includes Sikaflex 1C SL 10 oz Tubes (12).
TESTED AND APPROVED! Meets Federal Specification TT-S-00230C, Type I, Class A. Meets ASTM C-920, Type S, Grade P, Class 25, use T, M, A, G, I.

8.7

Very Good

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8

Sashco

Sashco - 16210-12 Slab Concrete Crack Repair Sealant, 10.5 Ounce Cartridge, Gray (Pack of 12)

Main highlights

Moves with your concrete: Extremely elastic to move with your concrete through changes due to shifting soils, temperature, moisture, and traffic to create a weatherproof seal that banishes dandelions, anthills, and other unsightly crack dwellers.
Cuts down on repeated repairs: Just say no to brittle, cracked concrete repairs. In addition to extreme elasticity, Slab is specifically formulated with tenacious adhesion to concrete. This perfect balance of sticking and stretching translates into repairs that last for years, not just months.
Won’t stick out: Textured and colored to blend in with aged concrete for a seamless appearance.
Easy to use: Easy to smooth and clean-up with water. No special chemicals required.
OK to leave in your unheated garage overnight: Freeze-thaw stable through 10 cycles.

8.5

Very Good

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9

DAP PRODUCTS INC.

DAP 18096 10.1 oz, Gray Concrete & Mortar Filler & Sealant - Quantity 24

Main highlights

Gray Concrete and Mortar Filler and Sealant 10.1 oz
High performance, latex-based sealant.
Formulated to repair cracks and holes in concrete, mortar and masonry.
Contains silicone additives for improved adhesion and water resistance.
Interior/exterior use. Paintable. Water clean-up.

8.4

Very Good

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All Categories

9 Best Concrete Crack Fillers – Professional-Grade Repairs Tested

Sikaflex 1C SL 29 oz Limestone - Sikaflex Self Leveling Concrete Sealant. Polyurethane, Concrete Crack Filler. Case of 12 with AWF PRO Gloves. Applicator Gun Not Included

Why we love it

Main highlights

9.9

ElastiPoxy Concrete Joint & Crack Filler Kit (2-qts.) - Flexible Epoxy Joint Sealant for Floor-to-Wall Joints, Contraction Joints, Cracks in Concrete Blocks, Spalled Concrete.

Why we love it

Main highlights

9.7

Applied Technologies 10' Fast Set Concrete Foundation Crack Repair Kit-Polyurethane Foam Stops Water from Leaking Through a Basement Crack-Our Most Popular DIY Concrete Crack Repair Kit

Why we love it

Main highlights

9.4

PC Products PC-Xtreme Polyurea Joint Filler, Concrete and Blacktop Sealant, 22oz Cartridge, Gray 96000

Main highlights

9.2

E-SDS Cemente Crack Filler Outdoor Waterproof Concrete Repair Sealant Self-Leveling Driveway Crack Filler Construction Crack Flexible Concrete Patch Gray 10.5 fl. oz (Grey,6 Pack)

Why we love it

Main highlights

9.0

E-SDS Concrete Crack Repair Sealant Self Leveling Gray Polyurethane Construction Sealant Sealing Horizontal Expansion Joints in Concrete 10.5 fl. oz (6 Pack)

Why we love it

Main highlights

8.9

AWF PRO - Sikaflex 1C SL 10 oz Limestone, Concrete Expansion Joint Filler, Self Leveling, Polyurethane Sealant. Pack of 12

Main highlights

8.7

Sashco - 16210-12 Slab Concrete Crack Repair Sealant, 10.5 Ounce Cartridge, Gray (Pack of 12)

Main highlights

8.5

DAP 18096 10.1 oz, Gray Concrete & Mortar Filler & Sealant - Quantity 24

Main highlights

8.4

All Categories

9 Best Concrete Crack Fillers – Professional-Grade Repairs Tested

Sikaflex 1C SL 29 oz Limestone - Sikaflex Self Leveling Concrete Sealant. Polyurethane, Concrete Crack Filler. Case of 12 with AWF PRO Gloves. Applicator Gun Not Included

Why we love it

Main highlights

9.9

ElastiPoxy Concrete Joint & Crack Filler Kit (2-qts.) - Flexible Epoxy Joint Sealant for Floor-to-Wall Joints, Contraction Joints, Cracks in Concrete Blocks, Spalled Concrete.

Why we love it

Main highlights

9.7

Applied Technologies 10' Fast Set Concrete Foundation Crack Repair Kit-Polyurethane Foam Stops Water from Leaking Through a Basement Crack-Our Most Popular DIY Concrete Crack Repair Kit

Why we love it

Main highlights

9.4

PC Products PC-Xtreme Polyurea Joint Filler, Concrete and Blacktop Sealant, 22oz Cartridge, Gray 96000

Main highlights

9.2

E-SDS Cemente Crack Filler Outdoor Waterproof Concrete Repair Sealant Self-Leveling Driveway Crack Filler Construction Crack Flexible Concrete Patch Gray 10.5 fl. oz (Grey,6 Pack)

Why we love it

Main highlights

9.0

E-SDS Concrete Crack Repair Sealant Self Leveling Gray Polyurethane Construction Sealant Sealing Horizontal Expansion Joints in Concrete 10.5 fl. oz (6 Pack)

Why we love it

Main highlights

8.9

AWF PRO - Sikaflex 1C SL 10 oz Limestone, Concrete Expansion Joint Filler, Self Leveling, Polyurethane Sealant. Pack of 12

Main highlights

8.7

Sashco - 16210-12 Slab Concrete Crack Repair Sealant, 10.5 Ounce Cartridge, Gray (Pack of 12)

Main highlights

8.5

DAP 18096 10.1 oz, Gray Concrete & Mortar Filler & Sealant - Quantity 24

Main highlights

8.4

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