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Sika Backer Rod 3/4" x 20' 108130
Sika Backer Rod is a closed-cell compressible backup rod in a gray 3/4 in by 20 ft length for expansion joints. It sets sealant depth and blocks three-sided adhesion ahead of Sikaflex fills.
- Prevents three-sided adhesion in sealed joints
- Controls sealant depth across expansion joints
- Closed-cell foam that will not absorb water
$14.37
Availability:
In stock
( 4 Available )
Sika Backer Rod
Sika Backer Rod is a closed-cell compressible backup material that controls sealant depth and prevents three-sided adhesion in expansion joints. This gray 3/4 in diameter by 20 ft length rod (part 108130) is highly flexible and compressible, will not absorb water, and resists oil and most solvents. It is recommended with Sikaflex sealants when filling expansion joints, glazing installations, window and door perimeters, copings, and pavement joints.
Key Features
- Closed-cell compressible backup material
- Prevents three-sided adhesion
- Helps control sealant depth
- Will not absorb water; resists oil and most solvents
- Highly flexible and compressible with good temperature resistance
- Gray 3/4 in diameter by 20 ft length
Applications
- Expansion joints filled with Sikaflex sealants
- Glazing installations and window and door perimeters
- Copings and pavement joints
- Horizontal and vertical joints needing depth control
Technical Specifications
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sika Backer Rod |
| Part no. | 108130 |
| Unit | 3/4 in x 20 ft |
| Color | Gray |
| Chemistry | Closed-cell compressible foam backup |
| Diameter | 3/4 in |
| Length | 20 ft |
| Water absorption | Will not absorb water |
| Primary use | Sealant depth control / anti three-sided adhesion |
Product documents: Sika Backer Rod Product Sell Sheet (PDF)
Frequently Asked Questions
What joints suit Sika Backer Rod?
Expansion joints, glazing installations, window and door perimeters, copings, and pavement joints ahead of Sikaflex sealants.
What does Sika Backer Rod prevent in a joint?
Three-sided adhesion, so the sealant bonds only to the joint walls and can move with the joint.
What size is Sika Backer Rod?
The rod is 3/4 in diameter by 20 ft long, gray, part 108130.
What sealants pair with Sika Backer Rod?
It is recommended with Sikaflex sealants when filling expansion joints.
What moisture behavior does Sika Backer Rod show?
Closed-cell construction will not absorb water and resists oil and most solvents.
What temperature performance does Sika Backer Rod offer?
Good temperature resistance while staying flexible and compressible in the joint.
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