🛠️ Seal smarter, save bigger — the pro’s secret to flawless finishes!
The M-D Building Products Versatile Gray Foam Backer Rod is a 3/8-inch diameter, 20-foot long waterproof foam rod designed to fill and seal concrete gaps, expansion joints, and cracks. Made in the USA from durable rubber foam, it provides a sound surface for caulking, prevents drafts, and is easily trimmed or twisted for custom applications. Trusted by professionals and DIYers alike, it’s an essential tool for weatherproofing and extending the life of your concrete surfaces.
| ASIN | B000BQS90G |
| Best Sellers Rank | #69,639 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #415 in Hardware Sealers |
| Brand | M-D Building Products |
| Brand Name | M-D Building Products |
| Color | Gray |
| Colour | Gray |
| Customer Reviews | 4.6 out of 5 stars 1,522 Reviews |
| Global Trade Identification Number | 00043374714647 |
| Included Components | MD Building - 71464 - 2pk |
| Item Form | Foam |
| Item Type Name | MD Building - 71464 - 2pk |
| Item Weight | 0.6 Ounces |
| Item form | Foam |
| Item height | 2 inches |
| Item weight | 0.6 Ounces |
| Manufacturer | M-D Building Products |
| Material Type | Rubber |
| Maximum Gap Fill | 0.38 Inches |
| Maximum gap fill | 0.38 Inches |
| Surface Recommendation | wall |
| Surface recommendation | wall |
| UPC | 043374714647 |
| Unit Count | 1 Count |
| Warranty Description | All M-D products are warranted to be free from defects in material and workmanship if installed and used in strict accordance with our installation instructions. |
| Water Resistance Level | Waterproof |
B**S
Great for posting my Dobermans ears thanks x
A**E
good product
M**Y
Use THESE, not spray foam
A**W
Does what it was made for
D**I
Works like a charm
Trustpilot
2 weeks ago
5 days ago
