M-D backer rod is a non-absorbent, closed-cell polyethylene pre-caulking material used to fill wide gaps and joints before applying caulk, helping caulk perform correctly in oversized openings.
| SKU | 0718734 | UPC | 043374715064 |
| Weight | 0.11 | Package Width | 15 |
| Package Length | 21.5 | Package Height | 10 |
| Model Number | 71506 | Brand | M-D |