71551 Backer Rod
Product ID: 334455983
Details
- BrandM-D Building
- ColourGrey
- Item formFoam
- Item weight0.01 Ounces
- Maximum gap fill0.5 Inches
💪35 PSI tensile strength
📏0.5 inch max gap fill
🧱20 ft length coverage
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🛠️ Seal smart, save time — the pro’s secret to flawless finishes!
The M-D Building Products 71551 Backer Rod is a 20-foot flexible foam rod designed to fill and seal gaps up to 1/2 inch wide. With a tensile strength of 35 PSI and water-resistant acrylic silicone material, it provides a durable, compressible base for caulking on general construction surfaces. Lightweight and easy to handle, it ensures efficient, clean sealing for both professional and DIY projects.
| ASIN | B00C1TGKZW |
| Best Sellers Rank | #102,654 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #210 in Raw Building Materials |
| Brand | M-D Building Products |
| Brand Name | M-D Building Products |
| Color | Grey |
| Colour | Grey |
| Customer Reviews | 4.6 out of 5 stars 3,874 Reviews |
| Global Trade Identification Number | 00043374715514 |
| Included Components | Backer Rod |
| Item Form | Foam |
| Item Type Name | Backer Rod |
| Item Weight | 0.01 Ounces |
| Item form | Foam |
| Item weight | 0.01 Ounces |
| Manufacturer | M-D Building Products |
| Material Type | Acrylic Silicone |
| Maximum Gap Fill | 0.5 Inches |
| Maximum gap fill | 0.5 Inches |
| Model | MD Building - 71551 |
| Number of Items | 1 |
| Part Number | 4962239 |
| Surface Recommendation | General Construction Surfaces |
| Surface recommendation | General Construction Surfaces |
| Tensile Strength | 35 Pounds Per Square Inch |
| UPC | 043374715514 |
| Unit Count | 1.0 Count |
| Water Resistance Level | Water Resistant |
A**M
Easy to Work With and Effective for Filling Gaps
This backer rod works well for sealing larger gaps and preparing joints before applying caulk or sealant. The foam material is flexible and easy to press into cracks, expansion joints, and uneven spaces without tearing apart during installation. It compresses nicely to create a solid base for caulking, which helps reduce wasted sealant and gives a cleaner finished result. The 1/2 inch thickness is useful for common concrete gaps and smaller repair jobs around the house or garage. The material feels lightweight but durable enough to hold its shape once installed, and the 20 foot length provides enough coverage for multiple projects. It is simple to cut to size and easy to handle even for someone without much repair experience. Considering the ease of use, effectiveness, and the amount included, it offers good value for the money for home sealing and crack filling projects.
R**I
Quality is Good but cost is too much
Cost is too much.. Similar products are available in lowest prices..
R**Z
just what I expected.
Ideal solution for one of my projects. Happy to find higher volume package at good price. M-D Building Products came through yet again for me.
N**I
Used for my dogs ears
I’ve been using very thin backer rod for posting my dog’s ears, and it’s been a fantastic solution! It’s lightweight, flexible, and provides just the right amount of support without causing any discomfort. It’s easy to cut to size and stays in place securely. Plus, it’s gentle on the ears and works perfectly with sports tape. Highly recommend for anyone looking for a reliable and comfortable ear-posting method!
C**S
I would purchase the product again
Worked perfectly
Trustpilot
2 weeks ago
4 days ago