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🛡️ Seal smarter, not harder—your gap’s new best friend!
The Premium Foam Backer Rod 3/8" x 230' is a high-performance, weather-resistant polyethylene foam designed to fill and seal gaps in concrete, expansion joints, and home projects. With a tensile strength of 29 psi and excellent compression recovery, it supports superior caulk adhesion while reducing sealant use. Easily trimmed to size and compatible with a wide range of sealants, it ensures a clean, professional finish indoors and outdoors.
| ASIN | B07SZ9MF7M |
| Best Sellers Rank | #684,586 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #675 in Pipe Insulation |
| Brand Name | Oodles of Noodles |
| Color | Grey |
| Customer Reviews | 4.6 4.6 out of 5 stars (49) |
| Full Cure Time | 24 hours |
| Included Components | bag |
| Item Form | Foam |
| Item Highlight | Concrete Versatile sealant for cracks, expansion joints, caulk saver, crafts. Ideal for home and concrete applications. |
| Item Weight | 8 ounces |
| Manufacturer | Alcot Plastics |
| Material Type | Acrylic, Silicone, Synthetic Rubber, Urethane |
| Maximum Gap Fill | 3.8 centimeters |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | ALCOT-BR-38X230 |
| Surface Recommendation | Walls |
| Tensile Strength | 29 psi |
| UPC | 099965400048 |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
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