Frost King's Poly Foam Backer Rod reduces the amount of caulk you need to fill large openings. It's non-absorbent. So, it works with virtually every type of caulk and sealant. It's also compressible which allows it to snuggly fill cavities. Just press in place, then caulk on top of it.
| Id | 279386 |
| SKU | 105214 |
| PartNo | C21CP |
| UPC | 00077578060262 |
| Country of Origin |  USA |
| Diameter (In.) | 3/8 |
| Length (Ft.) | 350 |
| Color | Grey |
| Material | Poly Foam |
| CID | 1 |
Chattanooga, TN