Insul-Joint Expansion Joint 1/8 In White - All Sizes is a closed cell polyethylene expansion joint filler designed to prevent cracks and breaks during concrete expansion and contraction. It’s the quiet hero your projects deserve—reliable performance that doesn’t rely on drama to get the job done.

Key Features & Design

• Thickness: 1/8 inch
• Color: White
• Material: Extruded from high quality closed cell polyethylene foam
• Functionality: Expansion joint filler that accommodates concrete movement to prevent cracking
• Applications: Use in standard concrete construction such as floor slabs, driveways, sidewalks, parking garages, highways and runways
• Durability: Designed to perform across a range of concrete conditions without losing resiliency

Technical Specifications

• ASTM D 4819 Standard Specification for Flexible Cellular Materials Made From Polyolefin Plastics
• ASTM D 545 Standard Test Methods for Preformed Expansion Joint Fillers for Concrete Construction (Nonextruding and Resilient Types)
• ASTM D 3575 Standard Test Methods for Flexible Cellular Materials Made From Olefin Polymers