3/4 In. X 50 Ft. Gray Closed Cell Poly Foam Backer Rod

Overview:
This Sashco Backer Rod is a high-quality, closed cell poly foam product designed to create professional-grade joints that last. Measuring 3/4 inches in diameter and 50 feet in length, this gray backer rod is perfect for filling and insulating large caulk joints. It allows caulking to absorb more movement, ensuring a durable and effective seal. The unique design ensures that caulking adheres to the sides of the joint without sticking to the filler rope, allowing for optimal stretching and compression without tearing or pulling away. This feature significantly extends the life and effectiveness of your caulking.

Key Features:
- Diameter: 0.75 inches
- Length: 50 feet
- Color: Gray
- Material: Closed cell poly foam
- Minimum R value: 2.5 per inch
- Ideal for large caulk joints
- Enhances caulking performance and longevity
- Easy to install and use

Use Cases:
This backer rod is perfect for both professional contractors and DIY enthusiasts. It is ideal for use in construction, home improvement projects, and repairs where caulking is required. Whether you are sealing windows, doors, or other joints, this backer rod will provide the necessary support and insulation to ensure a long-lasting seal.