Fiber Expansion Joint

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Professional-grade fiber expansion joint material designed for creating durable, flexible expansion joints in concrete slabs, driveways, sidewalks, and construction projects. This traditional fiber-based expansion joint filler provides reliable compression and expansion characteristics to accommodate concrete movement from temperature changes and settling. Available in four depth options (3", 3-1/2", 4", and 5") to match various concrete slab thicknesses, all featuring 1/2-inch thickness and convenient 5-foot length for standard residential and commercial projects. The compressible fiber construction absorbs expansion and contraction movement while preventing cracking and damage in concrete structures subjected to temperature changes and seasonal movement.

100 ft. per Bundle 
20 pcs

1/2-Inch Thickness: Standard compression width for expansion joint applications

5-Foot Length: Convenient length covers substantial linear footage for projects

Four Depth Options: Choose depth to match concrete slab thickness (3", 3-1/2", 4", or 5")

Fiber Construction: Traditional fiber material provides reliable compression and expansion characteristics

Compressible Design: Absorbs movement to protect concrete from temperature-induced damage

Prevents Concrete Cracking: Accommodates expansion and contraction cycles to prevent structural damage

Multiple Thickness Options: Widest range of depth options for various slab applications

Cost-Effective Solution: Traditional fiber material provides economical expansion joint performance

Expansion joints in residential driveways and patios (all thicknesses)

Sidewalk and walkway expansion joint installation

Garage floor expansion joint installation

Commercial parking lot expansion joints (5" depth)

Building perimeter isolation joints around foundations

Concrete slab expansion joints in various thicknesses

Pool deck expansion and isolation joints

Any concrete application requiring movement accommodation at various slab depths

Thickness: 1/2 inch (all variants)

Length: 5 feet per piece (all variants)

Material: Fiber expansion joint filler

Available Depths:

  • 3 inches (thinner applications)
  • 3-1/2 inches (residential thin slabs)
  • 4 inches (standard residential slabs)
  • 5 inches (thicker commercial slabs)

Construction: Compressible fiber material

Function: Expansion and contraction accommodation, crack prevention

Product Type: Fiber expansion joint / isolation joint material / concrete joint filler

Application: Concrete expansion joints, movement accommodation in slabs and flatwork at various thicknesses