5 out of 5 based on 4 customer ratings
(4 customer reviews)

From: $42.97

  • High Performance Crack Filler and Flexible Adhesive
  • Superior Adhesion to Many Surfaces (concrete, brick, stone, wood, metal, and more)
  • Exhibits High Flexibility; Permanently Fills and Waterproofs All Cracks
  • Outstanding Elongation with Repeated Expansion-Contraction Cycles
  • Can be Applied Above or Below Grade
  • Can be Applied In Cold Temperatures
  • Designed for Horizontal Applications; Self Leveling
  • 3 Minute Working Time*
  • 100% Solids Aromatic Polyurea
  • No Solvents; Little to No Shrinkage
  • No VOCs; Environmentally Friendly
  • Dual Component Cartridge: 300ml Side A (Iso), 300ml Side B (Resin)
  • Color: Gray (Other colors available. Please inquire.)
  • Included: 2 Static Mixers with each single 600ml Cartridge or 18 static mixers with a Case of 12
  • Top-Coating recommended if UV exposure will occur.
  • Required for Application: Standard 300ml x 300ml Dual Component Caulking Gun
  • *Working time is dependent upon temperature and humidity
  • *Application gun not included
  • Additional products with different working times are available; call to inquire
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Product Description

HYDRALOK SLR-3 exhibits the superior performance and durability qualities necessary for a high-performance crack and joint filler. It has excellent adhesion to a variety of substrates such as concrete, brick, stone, wood, metal, and more.  HYDRALOK SLR-3 provides a high degree of water, chemical, and impact resistance, providing long-term sealing protection, very low vapor transmission rate, excellent flexibility and adhesion  HYDRALOK SLR-3 contains zero VOC’s and zero solvents.  HYDRALOK SLR-3 offers a fast topcoat/recoat time on jobs where topcoating or recoating is desired.

HYDRALOK SLR-3 has a 1 to 1 mix ratio of Iso to Resin.  HYDRALOK SLR-3 is available in additional sizes:  750ml X 750ml Cartridges; 10 Gallon Kits, and Drum Sets.
(Call +1 (413) 284-0000 or Contact Us to Order Drum Sets).

Recommended Uses (Examples)
Basins & Reservoirs Cold Storage Areas
Concrete Decks Concrete Restoration
Crack Filler Electronic Signage
Equipment Wash-Down Areas Expansion Joints
Fish Hatcheries Foundation Repair
Garage Floor Restoration Laboratory Floor Restoration
Man-Hole Sewer Linings Metal Roof Bolt Seam Repair
Parking Lots Pipe Opening Sealer
Pool Concrete Crack Repairs Pool Restoration
Rubber Roof Joiner/Sealer Sidewalk Crack Repair

Application Equipment Required:

Standard 300ml x 300ml Dual Component Caulking Gun. (Available Here)

Additional Information:

An aliphatic top coat is recommended to enhance exterior performance.
Be Sure to Read and Understand All Instructions Prior to Starting Application.

Technical Specifications

Product Information Sheet: Contains Technical Data and Usage/Application Information. (Download)

Coverage Calculator


Demonstration of just how tough HYDRALOK™ SLR-3 is.

NOTE: This is not a typical or recommended use of SLR-3, this video is for demonstration only.

HYDRALOK™ SLR-3 is quite flexible, perfect for joints that may move/flex with Weather/Temperature Changes.

4 reviews for HYDRALOK™ SLR-3

  1. 5 out of 5

    The high elongation properties of this product simply outperformed all of the other competitors. Way to go.

  2. 5 out of 5

    Hydralok SLR-3 really meets the needs of the floor and the environment.

  3. 5 out of 5

    Allowing the crack to move and have the crack filler material move with it instead of trying to retard the movement. Brilliant.

  4. 5 out of 5

    Your Crack Filler did the job. It was f***ing great. Stopped the moisture and structurally repaired the concrete foundation. Good Deal!

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